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MCQOPTIONS
This section includes 2267 Mcqs, each offering curated multiple-choice questions to sharpen your 6th Class knowledge and support exam preparation. Choose a topic below to get started.
| 1101. |
What will be the change in acceleration of as liding brick, if its mass is doubled, while a constant force is acting on it. Acceleration will be |
| A. | 2a |
| B. | a/2 |
| C. | a/4 |
| D. | 4a |
| Answer» C. a/4 | |
| 1102. |
Two forces 200 N and 300 N acting on a body in same direction. What is resultant force? |
| A. | 1.5 N |
| B. | 100 N |
| C. | 0.66 N |
| D. | 500 N |
| Answer» E. | |
| 1103. |
What force is needed to a accelerate a 60 kg wagon from rest to \[5.0\,\text{m}{{\text{s}}^{-2}}\] in 2.0 seconds? |
| A. | 100 N |
| B. | 120 N |
| C. | 150 N |
| D. | 130 N |
| Answer» D. 130 N | |
| 1104. |
An astronaut with all her equipment has a mass of 95 kilograms. How much will the weight on the moon, where the acceleration due to gravity is \[1.67\,\text{m}{{\text{s}}^{-2}}?\] |
| A. | 159 N |
| B. | 169 N |
| C. | 149 N |
| D. | 100 N |
| Answer» B. 169 N | |
| 1105. |
Force per unit area is _______. |
| A. | thrust |
| B. | pressure |
| C. | buoyancy |
| D. | density |
| Answer» C. buoyancy | |
| 1106. |
A force \[{{F}_{1}}\] acting on a body of 2 kg produces an acceleration of 2.5 m/sec2. Another force \[{{F}_{2}}\]acting on the body of mass 5 kg produces an acceleration of 2 m/sec2. Find the ratio of\[{{F}_{2}}/{{F}_{1}}.\] |
| A. | 2 |
| B. | 4 |
| C. | 6 |
| D. | 8 |
| Answer» B. 4 | |
| 1107. |
If a pressure of 8 Pa acts on the surface of area2m2, then the force acting on the surface is |
| A. | 10 dynes |
| B. | 4.00 N |
| C. | 16N |
| D. | 4.00 dynes |
| Answer» D. 4.00 dynes | |
| 1108. |
The pressure exerted by a column of liquid is independent of the ______. |
| A. | density of the liquid |
| B. | weight of the liquid |
| C. | depth of the liquid |
| D. | shape of the container |
| Answer» E. | |
| 1109. |
Two bodies of masses m and 6m are moving under same magnitude of force. The ratio of their accelerations will be |
| A. | 1 : 6 |
| B. | 6 : 1 |
| C. | 1 : 36 |
| D. | 36 : 1 |
| Answer» C. 1 : 36 | |
| 1110. |
When a body is said to be under balanced forces then the resultant force applied on the body is |
| A. | one |
| B. | infinite |
| C. | zero |
| D. | none of these |
| Answer» D. none of these | |
| 1111. |
Opening a door is an example of |
| A. | contact force |
| B. | non-contact force |
| C. | magnetic force |
| D. | balanced force |
| Answer» B. non-contact force | |
| 1112. |
A wooden block is placed on a table. It exerts a force of 80 N on the table. If the base area of block is 2 m2 then what will be the pressure on the table? |
| A. | 160 Pa |
| B. | 80 Pa |
| C. | 40 Pa |
| D. | 240 Pa |
| Answer» D. 240 Pa | |
| 1113. |
Which point have more pressure in the container? |
| A. | point A |
| B. | point B |
| C. | point C |
| D. | point D |
| Answer» E. | |
| 1114. |
Which of the following is an example of contact force? |
| A. | Magnetic force |
| B. | Gravitational force |
| C. | Electric force |
| D. | Muscular force |
| Answer» E. | |
| 1115. |
Wooden block will |
| A. | move in the direction of force A |
| B. | move in the direction of force B |
| C. | not move |
| D. | None of these |
| Answer» D. None of these | |
| 1116. |
DIRECTIONS: Read the following two statements carefully and choose the correct options. Statement-1: When one body moves or tries to move on the surface of another body, its speed continuously decreases. Statement-2: Friction is a contact force. |
| A. | Statement (1) is correct while statement (2) is incorrect. |
| B. | Statement (2) is correct while statement (1) is incorrect. |
| C. | Both statements are correct |
| D. | Both statements are incorrect. |
| Answer» D. Both statements are incorrect. | |
| 1117. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: When a stone is thrown vertically upward, after getting a certain height' it comes back to the earth. Reason: Stone has to work against the force of friction of air. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» C. A is true but R is false. | |
| 1118. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: There is high atmospheric pressure in the space. Reason: Astronauts wear special suits. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» E. | |
| 1119. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: Fluid exerts pressure on the walls of container. Reason: Fluids have definite shape and size. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» D. A is false but R is true. | |
| 1120. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: Apple falls on the ground, due to gravitational force. Reason: Gravitational force is a contact force. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» D. A is false but R is true. | |
| 1121. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: A moving toy car stops after a little distance. Reason: Friction opposes the motion. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 1122. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: Magnetic force is a non-contact force. Reason: Unlike poles of magnet attracts each other. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» C. A is true but R is false. | |
| 1123. |
The CGS unit of force is |
| A. | newton |
| B. | pascal |
| C. | dyne |
| D. | None of these |
| Answer» D. None of these | |
| 1124. |
Direction: The questions in this segment consist of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reasons R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion: Steel nails are pointed at one end to have least area of contact with surface. Reason: Least area exerts high pressure. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 1125. |
DIRECTIONS: Read the passage given below and answer the questions that follow. Passage Liquid pressure in a container doesn't depend on the shape of the container but it any depends on the height of the liquid column. The pressure due to a liquid at a point at a depth h from the surface of the liquid is given by\[P=\rho gh\]where, \[\rho \] is the density of the liquid and g is the acceleration due to gravity. A cylindrical container is full of water. The pressure at the bottom is P. Now, the water is replaced by cooking oil of density twice the density of water. If the container is carried on a mountain then what will be the pressure at the bottom? |
| A. | less than P |
| B. | more than P |
| C. | equal to P |
| D. | None of these |
| Answer» B. more than P | |
| 1126. |
DIRECTIONS: Read the passage given below and answer the questions that follow. Passage Liquid pressure in a container doesn't depend on the shape of the container but it any depends on the height of the liquid column. The pressure due to a liquid at a point at a depth h from the surface of the liquid is given by\[P=\rho gh\]where, \[\rho \] is the density of the liquid and g is the acceleration due to gravity. A cylindrical container is full of water. The pressure at the bottom is P. Now, the water is replaced by cooking oil of density twice the density of water. If half of the water is taken out, what is the pressure at the bottom? |
| A. | P |
| B. | \[\frac{1}{2}P\] |
| C. | \[\frac{3}{2}P\] |
| D. | 2P |
| Answer» C. \[\frac{3}{2}P\] | |
| 1127. |
DIRECTIONS: Read the passage given below and answer the questions that follow. Passage Liquid pressure in a container doesn't depend on the shape of the container but it any depends on the height of the liquid column. The pressure due to a liquid at a point at a depth h from the surface of the liquid is given by\[P=\rho gh\]where, \[\rho \] is the density of the liquid and g is the acceleration due to gravity. A cylindrical container is full of water. The pressure at the bottom is P. Now, the water is replaced by cooking oil of density twice the density of water. The new pressure at the bottom is |
| A. | 4 P |
| B. | 0.583333333333333 |
| C. | 1.5 P |
| D. | 3P |
| Answer» C. 1.5 P | |
| 1128. |
Directions: Match Column-I with Column-II and select the correct answer using the codes given below the columns. Column I Column II A. Force (p) unit of force B. Contact force (q) magnetic force C. Non-contact force (r) frictional force D. Newton (s) mass\[\times \]acceleration |
| A. | \[A\to (q);B\to (p);C\to (r);D\to (s)\] |
| B. | \[A\to (r);B\to (p);C\to (q);D\to (s)\] |
| C. | \[A\to (p);B\to (r);C\to (s);D\to (q)\] |
| D. | \[A\to (s);B\to (r);C\to (q);D\to (p)\] |
| Answer» E. | |
| 1129. |
Directions: Match Column-I with Column-II and select the correct answer using the codes given below the columns. Column I Column II A. Thrust (p) F/A B. Pressure (q) Force C. Atmospheric pressure (r) Decrease with altitude D. liquid pressure (s) Monometer |
| A. | \[A\to (q);B\to (p);C\to (r);D\to (s)\] |
| B. | \[A\to (r);B\to (p);C\to (q);D\to (s)\] |
| C. | \[A\to (p);B\to (r);C\to (s);D\to (q)\] |
| D. | \[A\to (s);B\to (q);C\to (p);D\to (r)\] |
| Answer» B. \[A\to (r);B\to (p);C\to (q);D\to (s)\] | |
| 1130. |
Pressure is the ratio of force to the ____over which it is applied. |
| A. | surface |
| B. | volume |
| C. | distance |
| D. | area |
| Answer» E. | |
| 1131. |
A force of 12 N is acting perpendicular on a wooden block. What will be the thrust on it? |
| A. | 12 N |
| B. | 24 N |
| C. | 48 N |
| D. | 6N |
| Answer» B. 24 N | |
| 1132. |
A stone of mass 4 kg is dropped from a height. Find the force exerted by it on ground if acceleration due to gravity is 10 m/s2. |
| A. | 20 N |
| B. | 2.5 N |
| C. | 40 N |
| D. | 0.4 N |
| Answer» D. 0.4 N | |
| 1133. |
A mass of 2 kg is accelerated at 2 m/sec2. Find the force applied on it. |
| A. | 4N |
| B. | N |
| C. | 8N |
| D. | N |
| Answer» B. N | |
| 1134. |
Which instrument is used for measuring at mospheric pressure? |
| A. | Hygrometer |
| B. | Barometer |
| C. | Hydrometer |
| D. | Sphygmomanometer |
| Answer» C. Hydrometer | |
| 1135. |
The SI unit of force is |
| A. | newton |
| B. | dyne |
| C. | pascal |
| D. | none of these |
| Answer» B. dyne | |
| 1136. |
Force has |
| A. | only direction |
| B. | only magnitude |
| C. | both magnitude and direction |
| D. | neither magnitude nor direction |
| Answer» D. neither magnitude nor direction | |
| 1137. |
A stone falling from the roof of a house due to |
| A. | gravitational force |
| B. | magnetic force |
| C. | frictional force |
| D. | electrostatic force |
| Answer» B. magnetic force | |
| 1138. |
When a cricketer catches the ball by his hands the force/forces coming in action is/are |
| A. | non-contact force |
| B. | gravitational force |
| C. | frictional force |
| D. | both (b) and (c) |
| Answer» E. | |
| 1139. |
When a force of 10 N is applied on a body it starts moving with a constant acceleration of2 m/s2. The mass of the body is |
| A. | 2kg |
| B. | 0.2kg |
| C. | 20kg |
| D. | 5kg |
| Answer» E. | |
| 1140. |
Electrostatic force is a |
| A. | contact force |
| B. | non-contact force |
| C. | balanced force |
| D. | unbalanced force |
| Answer» C. balanced force | |
| 1141. |
Force is a |
| A. | push |
| B. | pull |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» D. none of these | |
| 1142. |
Which of the following is a food substances? |
| A. | Fruits |
| B. | Grasses |
| C. | Leaves of many plants |
| D. | All the above |
| E. | None of these |
| Answer» E. None of these | |
| 1143. |
Some symptoms of a disease are given below. i. Person looks pale. ii. Person tires easily. iii. Person loses weight, iv. The nails of the person also turns white. Which disease is this? |
| A. | Goitre |
| B. | Anaemia |
| C. | Rickets |
| D. | Scurvy |
| E. | None of these |
| Answer» C. Rickets | |
| 1144. |
Below some minerals are given. Which pair of the minerals you should take to improve your dental health? |
| A. | Phosphorus and fluorine |
| B. | Iron and sodium |
| C. | Iron and calcium |
| D. | Iodine and sodium |
| E. | None of these |
| Answer» B. Iron and sodium | |
| 1145. |
_______ makes the enamel of the teeth hard and prevent dental caries. |
| A. | Iodine |
| B. | Sodium |
| C. | Fluorine |
| D. | Vitamin \[{{B}_{1}}\] |
| E. | None of these |
| Answer» D. Vitamin \[{{B}_{1}}\] | |
| 1146. |
Match the following: Column A Column B (i) Vitamin A [A] Gums (ii) Vitamin C [B] Muscles (iii) Vitamin D [C] Eyes (iv) Vitamin B [D] Bones |
| A. | (i-B), (ii-A), (iii-D), (iv-C) |
| B. | (i-C), (ii-D), (iii-A), (iv-B) |
| C. | (i-D), (ii-A), (iii-B), (iv-C) |
| D. | (i-C), (ii-A), (iii-D), (iv-B) |
| E. | None of these |
| Answer» E. None of these | |
| 1147. |
______Solution is used to test the presence of protein in food. |
| A. | Pure water |
| B. | Copper sulphate |
| C. | Iodine |
| D. | Zinc sulphate |
| E. | None of these |
| Answer» C. Iodine | |
| 1148. |
When a peeled potato is rubbed on a paper, bright, translucent spots appears on it which shows the presence of: |
| A. | Protein |
| B. | Fat |
| C. | Vitamin |
| D. | Water |
| E. | None of these |
| Answer» C. Vitamin | |
| 1149. |
Which crop among the following is a source for most of the food for human beings? |
| A. | Sorghum |
| B. | Coffee |
| C. | Wheat |
| D. | Millet |
| E. | None of these |
| Answer» D. Millet | |
| 1150. |
Some food items are given below. i. Rice ii. Meat iii. Egg iv. Sugar Which of the following food items are rich in protein? |
| A. | i and iii |
| B. | ii and iii |
| C. | i and ii |
| D. | ii and iv |
| E. | None of these |
| Answer» C. i and ii | |