Physics MCQs for Class 9 with Answers Chapter 4

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Physics MCQs for Class 9 with Answers


The altitude of geostationary orbits in which communication satellites are launched above the surface of the Earth.
850 km
1000 km
6400 km
42,300 km

The mass of a body is 1 kg, its mass in deep space is :
1 Kg
0.5 Kg
0.25 kg
0

The value of ‘g’ on the surface of Mars:
3.73 ms-2
1.62 ms-2
Zero
Constant

The value of ‘g’ on the surface of moon is:
1.62 ms-2
10 ms-2
20 ms-2
Zero

The altitude of geostationary orbits in which communication satellites are launched above the surface of the earth is;
850 km
1000 km
6400 km
42300 km

The value of g on moon’s surface is 1.6 ms-2. What will be the weight of a 100 kg body on the surface of the moon?
100 N
160 N
1000 N
1600 N

The first man who gave the idea of gravity:
Hero
Einstein
Newton
Faraday

The Earth attracts a body with a force equal to its:
Velocity
Gravity
Weight
Mass

The first man who came up with the idea of gravity was?
Issac Newton
Einstein
Faraday
J,S Joseph

Moon is nearly km away from the Earth:
3,80,000 km
3800 km
3,80 km
38 km

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