MCQOPTIONS
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| 1. |
When brake is applied in a bicycle, the brake pad touches the wheel. Now what stops the movement of the wheel? |
| A. | The friction between the pad and the rim |
| B. | The brake pad falls down due to gravity and stops movement |
| C. | The magnetic force between the pad and the rim |
| D. | The electrostatic force between the pad and the rim |
| Answer» B. The brake pad falls down due to gravity and stops movement | |