Newton is the SI unit of measurement for force. One newton is equal to 1 kilogram meter per second squared. More specifically, the force that is required to make a unit change in momentum in unit time will be equal to one newton.

Full Marks Science>Motion, Force and Work>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS

Jasvinder Kaur Randhawa Solutions for Exercise 2: TEST YOUR SKILLS

Author:Jasvinder Kaur Randhawa

Jasvinder Kaur Randhawa Science Solutions for Exercise - Jasvinder Kaur Randhawa Solutions for Exercise 2: TEST YOUR SKILLS

Attempt the practice questions from Exercise 2: TEST YOUR SKILLS with hints and solutions to strengthen your understanding. Full Marks Science solutions are prepared by Experienced Embibe Experts.

Questions from Jasvinder Kaur Randhawa Solutions for Exercise 2: TEST YOUR SKILLS with Hints & Solutions

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 1

Define one newton.

HARD

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 5

Give one application of Newton’s third law of motion.

HARD

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 6

Why are roads on mountains inclined inwards at turns?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 7

What change will a force bring in a body?

HARD

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 8

Why do you think it is necessary to fasten your seat belts while travelling in your vehicle?

HARD

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 9

From the rifle of mass $4 kg$ , a bullet of mass $50 g$ is fired with an initial velocity of $35 m / s$ . Calculate the initial recoil velocity of the rifle.

HARD

9th CBSE

IMPORTANT

Full Marks Science>Chapter 9 - Force and Laws of Motion>TEST YOUR SKILLS>Q 10

A stone of $1 kg$ is thrown with a velocity of $20 m / s$ across the frozen surface of a lake and comes to rest after travelling a distance of $50 m$ . The force of friction between the stone and the ice is calculated as $- k N$ . Give the value of $k$ .