Explore topic-wise MCQs in Unit Processes.

This section includes 2114 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.

1301.

The sliding vane is capable of delivering medium capacity and heat.

A. True
B. False
Answer» B. False
1302.

The anode in the phosphoric acid fuel cells is made of porous nickel alloy with ___________

A. Chromium
B. Copper
C. Zinc
D. Platinum
Answer» B. Copper
1303.

___ option is used with df command for displaying the total amount of disk space in the file system in terms of Kilobytes.

A. -a
B. -d
C. -t
D. -k
Answer» E.
1304.

Metal-semiconductor-metal (MSM) photo-detectors are photoconductive detectors. State whether the given statement is true or false.

A. True
B. False
Answer» B. False
1305.

It does not matter which one we shift, the input signal or the unit impulse response of a system during linear convolution in an integral.

A. True
B. False
Answer» B. False
1306.

A hollow spherical pendulum is filled with mercury has time period T. If mercury is thrown out completely, then the new time period

A. Increases
B. Decreases
C. Remains the same
D. First increases and then decreases
Answer» D. First increases and then decreases
1307.

Baculovirus infects insect cell lines and are also pathogenic to humans.

A. True
B. False
Answer» C.
1308.

The range of temperature at which mesophilic microorganism becomes active in sludge digester is

A. 30-40<sup>o</sup>C
B. 10-40<sup>o</sup>C
C. 20-50<sup>o</sup>C
D. 20-40<sup>o</sup>C
Answer» E.
1309.

Which of the following technique can be used to isolate the vector DNA?

A. Ultracentrifugation
B. Gel-electrophoresis
C. PFGE
D. Electroporation
Answer» D. Electroporation
1310.

Environmental ethics tells all the life forms on Earth have the right to live.

A. True
B. False
Answer» B. False
1311.

The instantaneous centres which vary with the configuration of the mechanism, are called

A. permanent instantaneous centres
B. fixed instantaneous centres
C. neither fixed nor permanent instantaneous centres
D. none of the mentioned
Answer» D. none of the mentioned
1312.

Never attempt to interpret the x chart when the R chart indicates the out of control condition.

A. True
B. False
Answer» B. False
1313.

When you are using XML marshalling, WebServiceTemplate requires both the marshaller and unmarshaller properties to be set.

A. True
B. False
Answer» B. False
1314.

For a given material length, end conditions and equal area the shape of column which is most efficient as per Euler’s is _________$

A. Square
B. Circular
C. I section
D. Tubular
Answer» E.
1315.

Thread would be able to support __________ devices.

A. 256 Devices
B. 300 Devices
C. 125 Devices
D. 250 Devices
Answer» E.
1316.

Vitamin _____ was first discovered in milk fat and is important to eyesight.

A. A
B. B
C. C
D. D
Answer» B. B
1317.

In which pump is the liquid in contact with both the sides of the plunger_____

A. Froth pump
B. Single acting
C. Double acting
D. Bicycle pump
Answer» D. Bicycle pump
1318.

The replacement of the equipment also depend on the _________

A. Sorority
B. Downtime
C. Inadequacy
D. Working Method
Answer» E.
1319.

Why field winding of a DC series motor is provided with thick wire?

A. As it carries large load current
B. To provide large flux
C. In order to reduce eddy current to provide large flux
D. To reduce the of insulting materials
Answer» B. To provide large flux
1320.

The phosphoric acid fuel cells are used for stationary power generations with output __________

A. 100-200kW
B. 100-150kW
C. 100-300kW
D. 100-400kW
Answer» E.
1321.

___ option is used with df command for displaying the total amount of disk space in the file system.

A. -a
B. -d
C. -t
D. -e
Answer» D. -e
1322.

Waveguide structure provides high quantum efficiency. State whether the given statement is true or false.

A. True
B. False
Answer» C.
1323.

Continuous time convolution is done from negative infinity to positive infinity.

A. True
B. False
Answer» B. False
1324.

With what energy must the radiation be given to image a bone of thickness 5 cm which has covering of skin of thickness of 2 cm on the both sides and the emerging intensity of the X – Ray is 200MeV. (impedance for bone = b for skin = s )$

A. 2000e<sup>9</sup>
B. 200e<sup>(4s + 5b)</sup>
C. 20/e
D. 2e
Answer» C. 20/e
1325.

Holter Cardiography is ambulatory monitoring of ECG signal.

A. True
B. False
Answer» B. False
1326.

Which of the following is an effect of aging on the nervous system?

A. Reduction in the number of free nerve ending
B. Decreased awareness of tactile stimulation
C. Identify objects by touch more easily
D. An increases sense of two pint discrimination
Answer» C. Identify objects by touch more easily
1327.

A simple pendulum is executing simple harmonic motion with a time period T. If the length of the pendulum is increased by 21%, the increase in the time period of the pendulum of increased length is

A. 10%
B. 30%
C. 21%
D. 50%
Answer» B. 30%
1328.

Transformed cell lines are immortal.

A. True
B. False
Answer» B. False
1329.

The minimum size of sludge digestion tank is

A. 0.5m
B. 1m
C. 2m
D. 3m
Answer» E.
1330.

What Is the formula for the amplitude of the fundamental curve?

A. amplitude of the fundamental curve = 1.27 * flux density in the air gap * cosine (phase angle/2)
B. amplitude of the fundamental curve = 1.27 / flux density in the air gap * cosine (phase angle/2)
C. amplitude of the fundamental curve = 1.27 * flux density in the air gap / cosine (phase angle/2)
D. amplitude of the fundamental curve = 1/1.27 * flux density in the air gap * cosine (phase angle/2)
Answer» B. amplitude of the fundamental curve = 1.27 / flux density in the air gap * cosine (phase angle/2)
1331.

Jacobovits (1993) was the first to report the transformation of _____ cells with a YAC vector.

A. Embryonic Stem
B. Liver
C. Pancreatic
D. Brain
Answer» B. Liver
1332.

The common property of rural communities has increasingly been used to supply the needs of the ______________

A. Forests
B. Urban
C. Deserts
D. Water bodies
Answer» C. Deserts
1333.

Stratification of points on a control chart indicates _____ of natural variability of the process.

A. Lack
B. Increase
C. Constancy
D. Randomness
Answer» B. Increase
1334.

Spring-WS supports annotating an arbitrary class as a service endpoint by:-

A. @Endpoint
B. @End
C. @Point
D. None of the mentioned
Answer» B. @End
1335.

The slenderness ratio is _____ to critical stress.

A. Directly proportional
B. Inversely proportional
C. Equal
D. Transverse
Answer» C. Equal
1336.

A brick laid on the long narrow side with the short end of the brick exposed is ___________

A. header
B. rowlock
C. sailor
D. soldier
Answer» C. sailor
1337.

__________ is the brainchild of ARM.

A. Zigbee
B. WiFi
C. Bluetooth
D. Thread
Answer» E.
1338.

The couple in the beam is simplified easily by the help of right hand rule. But the forces simplification is not possible as there is no such system of rules so that the forces can be simplified.

A. The first part of the statement is false and other part is true
B. The first part of the statement is false and other part is false too
C. The first part of the statement is true and other part is false
D. The first part of the statement is true and other part is true too
Answer» D. The first part of the statement is true and other part is true too
1339.

The two main proteins in milk are ____ and ____

A. Lactose, Lactalbumin
B. Casein, Lactalbumin
C. Ascorbic, Thiamin
D. Colgate, Casein
Answer» C. Ascorbic, Thiamin
1340.

Air vessel accumulates excess quantity of ______

A. Vapor
B. Water
C. Heat
D. Pressure
Answer» C. Heat
1341.

Due to _______________ the equipment seems physically sound but it becomes old fashioned and the rate of its output become less.

A. Depreciation
B. Downtime
C. Obsolescence
D. Deterioration
Answer» D. Deterioration
1342.

The output power of any electrical (AC or DC) motor is taken from the ______________

A. Field
B. Coupling mounted on the shaft
C. Armature
D. Motor frame
Answer» C. Armature
1343.

Tandem sites are used for the recognition of _________

A. Alpha factors
B. Sigma factors
C. Beta factors
D. Gamma factors
Answer» C. Beta factors
1344.

The electrodes in the phosphoric acid fuel cells is carbon paper coated with dispersed with ________ catalyst.

A. Palladium
B. Platinum
C. Uranium
D. Aluminium
Answer» C. Uranium
1345.

Which command is used for reporting free space on the disk?

A. fd
B. df
C. du
D. sg
Answer» C. du
1346.

What is the main benefit of the waveguide structure over conventional hetero-junction phototransistor?

A. High depletion region
B. Depletion width
C. Increased photocurrent, responsivity
D. Low gain
Answer» D. Low gain
1347.

Deficiency of vasopressin causes ________

A. Goitre
B. Diabetes mellitus
C. Myxoedema
D. Diabetes insipidus
Answer» E.
1348.

After converting the input and output to a dummy variable, the next step of convolution is ________

A. Shifting any one of the signals to left side i.e towards the negative direction
B. Changing the dummy variables
C. Shift the impulse response
D. Shift the input
Answer» B. Changing the dummy variables
1349.

If the half life is found to be 100 msec, what is the decay constant?

A. 693 per second
B. 24948 per hour
C. 0.1155 per minute
D. 59875.2 per day
Answer» C. 0.1155 per minute
1350.

The isobaric interference is not caused in which of the following elements?

A. Argon
B. Oxygen
C. Helium
D. Nitrogen
Answer» D. Nitrogen