Question 1 of 10

Physics

1. What is the net torque acting on the wheel of radius 2 m?

 

10 N anti-clockwise

5 N m clockwise

10 N m anti-clockwise

10 N m clockwise

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Question 2 of 10

2. The diagram shows four forces applied to a circular object. Which of the following describes the resultant force and resultant torque on the object?

 

Resultant Force	Resultant Torque
a. Non-zero	Non-Zero
b. Non-zero	Zero
c. Zero	Non-zero
d. Zero	Zero

B

C

D

A

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Question 7 of 10

7. Which is a correct equation for vector R

R = P – Q

None

R = Q – P

R = P + Q

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Question 9 of 10

Question 9 of 10

Question 10 of 10

10. Find the mass of the rod as shown in figure below. Its center of gravity is 14 cm from end A.

100 g

50 g

5 g

80 g

Question 10 of 10