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BidishaKashayap1333
@bidishakashayap1333
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Joined: Oct 11, 2021
Last seen: Jul 27, 2023
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Topics: 2174 / Replies: 0
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Topic
Name the quantity whose one of the units is pascal (Pa).
4 years ago
Forum
Gravitation
Replies: 0
Views: 121
Topic
What is the value of relative density of water?
4 years ago
Forum
Gravitation
Replies: 0
Views: 73
Topic
What is the density of water in SI units?
4 years ago
Forum
Gravitation
Replies: 0
Views: 229
Topic
Write the common unit of density.
4 years ago
Forum
Gravitation
Replies: 0
Views: 182
Topic
The values of g at six distances A, B, C, D, E and F from the surface of the earth are found to be 3.08 m/s^2, 9.2.3 m/s^2, 0.57 m/s^2
4 years ago
Forum
Gravitation
Replies: 0
Views: 137
Topic
What is the actual shape of the orbit of a planet around the sun ? What assumption was made by Newton regarding the shape of an orbit of a planet around the sun for deriving his inverse square rule from Kepler’s third law of planetary motion ?
4 years ago
Forum
Gravitation
Replies: 0
Views: 231
Topic
A stone and the earth attract each other with an equal and opposite force. Why then we see only the stone falling towards the earth but not the earth rising towards the stone?
4 years ago
Forum
Gravitation
Replies: 0
Views: 91
Topic
A coin and a piece of paper are dropped simultaneously from the same height. Which of the two will touch the ground first?
4 years ago
Forum
Gravitation
Replies: 0
Views: 268
Topic
Suppose a planet exists whose mass and radius both are half those of the earth. Calculate the acceleration due to gravity on the surface of this planet.
4 years ago
Forum
Gravitation
Replies: 0
Views: 305
Topic
Universal law of gravitation states that every object exerts a gravitational force of attraction on every other object. If this is true, why don’t we notice such forces?
4 years ago
Forum
Gravitation
Replies: 0
Views: 108
Topic
If the distance between two masses is increased by a factor of 5, by what factor would the mass of one of them have to be altered to maintain the same gravitational force?
4 years ago
Forum
Gravitation
Replies: 0
Views: 104
Topic
The mass of a planet is 6 x 10^24 kg and its diameter is 12.8 x 10^3. If the value of gravitational constant be 6.7 x 10^-11 Nm^2/kg^2
4 years ago
Forum
Gravitation
Replies: 0
Views: 286
Topic
State and explain Kepler’s laws of planetary motion. Draw diagrams to illustrate these laws.
4 years ago
Forum
Gravitation
Replies: 0
Views: 285
Topic
Is the acceleration due to gravity of earth ‘g’ a constant? Discuss. (b) Calculate the acceleration due to gravity on the surface of a satellite having a mass of 7.4 x 10^22 kg
4 years ago
Forum
Gravitation
Replies: 0
Views: 268
Topic
State the universal law of gravitation. Name the scientist who gave this law. (b) Define gravitational constant. What are the units of gravitational constant?
4 years ago
Forum
Gravitation
Replies: 0
Views: 202
Topic
What do you understand by the term ‘acceleration due to gravity of earth’? (b) What is the usual value of the acceleration due to gravity of earth?
4 years ago
Forum
Gravitation
Replies: 0
Views: 95
Topic
Define mass of a body. What is the SI unit of mass? (b) Define weight of a body. What is the SI unit of weight? (c) What is the relation between mass and weight of a body?
4 years ago
Forum
Gravitation
Replies: 0
Views: 242
Topic
How much is the weight of an object on the moon as compared to its weight on the earth? Give reason for your answer.
4 years ago
Forum
Gravitation
Replies: 0
Views: 214
Topic
Which is more fundamental, the mass of a body or its weight? Why?
4 years ago
Forum
Gravitation
Replies: 0
Views: 116
Topic
An object has mass of 20 kg on earth. What will be its (i) mass, and (ii) weight, on the moon?
4 years ago
Forum
Gravitation
Replies: 0
Views: 93
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