Physicsmedium · Past Paper
How much work is done when a force of 5 N moves an object through 10 cm in the direction of the force?
A50 J
B5 J
C0.5 J
D0.05 J
✓ Correct Answer: C — 0.5 J
Work = F * d. Distance must be in meters: 10 cm = 0.1 m. So, W = 5 * 0.1 = 0.5 J.
Share this question
More from Physics
- The area under a velocity-time graph represents:
- The unit of velocity in CGS system is:
- Calculate the power of an appliance that consumes 3600 J of energy in 1 minute.
- Which of the following materials has the highest refractive index?
- A wire of resistivity 'rho' is stretched so that its length increases by 10%. What is the approximate percentage increase in its resistance?