Class 12 Half Yearly Question Papers Physics. We covered all the Class 12 Half Yearly Question Papers Physics MCQs in this post for free so that you can practice well for the exam.
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Class 12 Half Yearly Objective Question Papers Physics for Students
The gravitational potential difference between the surface of a planet and a point 10 meters above is 4 J/kg. Then the gravitational field in this region assumed uniform, is:
a. 0.025 N/kg
b. 0.40 N/kg
c. 40 N/kg
d. 4 N/kg
Option b ā 0.40 N/kg
Two satellites are orbiting around the Earth in circular orbits of the same radius. One of them is 100 times greater in mass than the other. Their periods of revolution are in the ratio:
a. 100:1
b. 1:100
c. 1:1
d. 10:1
Option d ā 10:1
The orbital speed of Jupiter is:
a. Greater than the orbital speed of Earth
b. Less than the orbital speed of Earth
c. Equal to the orbital speed of Earth
d. Zero
Option a ā Greater than the orbital speed of Earth
As we go from the equator to the poles, the value of āgā:
a. Remains the same
b. Decreases
c. Increases
d. Decreases up to a latitude of 45Ā°
Option c ā Increases
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