EASY
8th CBSE
IMPORTANT
Earn 100

Which of the following represents correct values for the normal atmospheric pressure?
A. 101.3 kPa
B. 76 mm of mercury
C. 101.3 Pa
D. 76 cm of mercury

36.36% studentsanswered this correctly

Important Questions on Force and Pressure

EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 75
Which of following does not work on the existence of atmospheric pressure?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 76
The magnitude of force is expressed in the unit of force called:
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 77
Which of the following change appreciably when a batsman hits a moving cricket ball?
A. Shape B. Direction C. Size D. Speed.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 78
 Which of the following is not an effect of force? 
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 79
Which of the following is not a non-contact force ? 
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 80
Which of the following scientists gave the idea of the existence of gravitational force ? 
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 81
Some mustard oil is kept in a beaker. It will exert pressure: 
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 11 - Force and Pressure>Multiple Choice Questions (MCQs)>Q 82
A pressure of 10 kPa acts on an area of 0.3 m2. The force acting on the area will be _____.