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Practice MCQs on forces and motion, physics MCQs for online test prep. Forces in physics quiz has multiple choice questions (MCQ), forces and motion quiz questions and answers as a boy of mass 50 kg runs with a force of 100 n, his acceleration would be, answer key with choices as 5000 ms-2, 50 ms-2, 150 ms-2 and 2 ms-2 for competitive exam prep. Free study guide is to learn forces and motion quiz online with MCQs to practice test questions with answers.

MCQ. A boy of mass 50 kg runs with a force of 100 N, his acceleration would be

1. 5000 ms-2
2. 50 ms-2
3. 150 ms-2
4. 2 ms-2

C

MCQ. Newton first law is also known as

1. Law of inertia
2. Law of momentum
3. Law of forces
4. Law of zero

A

MCQ. Formula of force is

1. F = P/A, where P is pressure and A is area
2. F = ms, where m is mass and s is speed
3. F = ma, where m is mass and a is acceleration
4. F = m/v, where m is mass and v is velocity

C

MCQ. Weight is a/an

1. force
2. base quantity
3. scalar quantity
4. SI unit

A

MCQ. A person of mass 50 kg flies to moon, his weight at moon would be (earth's gravity = 10 ms-2, moon's gravity = 1.6 ms-2)

1. 31.25 N
2. 500 N
3. 51.6 N
4. 80 N

D