Physicshard · Past Paper
The work done by a force of 10 N in moving an object through a distance of 2 m at an angle of 60 degrees is:
A20 J
B10 J
C17.32 J
D5 J
✓ Correct Answer: B — 10 J
W = Fd cos(60) = 10 * 2 * 0.5 = 10 Joules.
Share this question
More from Physics
- The product of mass and velocity of an object is called:
- The point on the principal axis where parallel rays of light meet after reflection from a concave mirror is called:
- The vector quantity among the following is:
- If acceleration is constant and non-zero, the velocity-time graph is:
- If the Earth's radius shrinks by 1% while its mass remains constant, the value of 'g' on its surface would: