Olympiad Test: Force And Pressure - 1


10 Questions MCQ Test Science Olympiad Class 8 | Olympiad Test: Force And Pressure - 1


Description
Attempt Olympiad Test: Force And Pressure - 1 | 10 questions in 20 minutes | Mock test for Class 8 preparation | Free important questions MCQ to study Science Olympiad Class 8 for Class 8 Exam | Download free PDF with solutions
QUESTION: 1

Which of these is a contact force?

Solution:
QUESTION: 2

The force exerted by the earth on a body is called _____________ of the body.

Solution:
QUESTION: 3

Atmospheric pressure is the pressure exerted by

Solution:
QUESTION: 4

Which of these cannot be changed by the force acting on an object?

Solution:
QUESTION: 5

Which of the following is TRUE for the pressure exerted by a liquid?

Solution:
QUESTION: 6

As pressure is the force applied per unit area, so

Solution:
QUESTION: 7

If the force is constant, then pressure is _____ proportional to area.

Solution:

Pressure is defined as the force per unit area. If given a constant area the force applied is directly proportional to the pressure.

If the force is held constant the pressure is inversely proportional to the area. If the area is doubled the pressure is halved.

If the pressure is held constant then the force is directly proportional to the area. If the area is halved then the force is also halved. If the area is doubled then the force is also doubled.

QUESTION: 8

If no force acts on a body, it will

Solution:
QUESTION: 9

Let us take a beaker filled with water. We increase the pressure on air in the beaker at its bottom. The pressure is transmitted in

Solution:
QUESTION: 10

A force of 15N acts on an area of 1m2. The force is kept the same but the area is reduced to half. What will happen to the pressure?

Solution:
Use Code STAYHOME200 and get INR 200 additional OFF
Use Coupon Code