EASY
9th Foundation
IMPORTANT
Earn 100

Match the column I and column II and select the correct option from the given codes.

Column I Column II
(a) g at height h (i) g1-2hR
(b) g at depth h (ii) GMR2
(c) gpoles (iii) g1-hR
(d) g (iv) Maximum

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Important Questions on Gravitation

EASY
9th Foundation
IMPORTANT

Average distance of the earth from the sun is L1. If one year of the earth =D days, one year of another planet whose average distance from the sun is L2 will be:

EASY
9th Foundation
IMPORTANT
Which of the following is not correct?
EASY
9th Foundation
IMPORTANT
Riya buys a bag of sugar of weight W at a place on the equator. She takes it to Antarctica. The weight of a sugar bag at Antarctica
EASY
9th Foundation
IMPORTANT
Which of the following graphs shown an approximate variation of g with height h above the Earth's surface?
EASY
9th Foundation
IMPORTANT

Read the given statements and select the correct option.

Statement 1: A pendulum can vibrate in an artificial satellite.
Statement 2: Inside the satellite, acceleration due to gravity is zero.

MEDIUM
9th Foundation
IMPORTANT
A coil of wire with cross-sectional area 0.5 mm2 weighs 75 g in air and 65 g in water. The length of the coil in cm is
MEDIUM
9th Foundation
IMPORTANT
A ball is released from the top of a tower of height h metres. It takes T seconds to reach the ground. What is the position of ball above the ground in T5 seconds?
EASY
9th Foundation
IMPORTANT
The gravitational force between two masses kept at a certain distance is p N. The same two masses are now kept in water and the distance between them are same. The gravitational force between these two masses in water is q N. Then