Adaptive Practice
Forces
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Question 1 of 10
⏱ 0:30
Easy
What is the SI unit of force?
Easy
A force of 10 N acts on a body of mass 2 kg. What is the acceleration produced?
Easy
Which of the following forces is a contact force?
Medium
If the net force acting on an object is zero, what can be said about its motion?
Medium
A block is placed on a rough inclined plane. Which force prevents it from sliding down?
Medium
Two forces of 3 N and 4 N act at right angles on a body. What is the magnitude of the resultant force?
Hard
A force F acts on a body of mass m producing an acceleration a. If the force is doubled and mass is halved, what will be the new acceleration?
Easy
Which of the following is NOT a vector quantity?
Medium
A car of mass 1000 kg accelerates from rest to 20 m/s in 10 seconds. What is the net force acting on the car?
Medium
In an Indian railway engine, the force exerted to pull the coaches is an example of which force?