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Bhavika
Subject: Physics
, asked on 19/2/18
A body is dropped from rest falls freely. determine the position and speed of the after 2 seconds .
Answer
1
Arpita Dua
Subject: Physics
, asked on 19/2/18
Q.9. A liquid drop of 1 g falling from rest from a height of 1 km hits the ground with a speed of 40 m/sec.
Find the work done by
i) Earth's gravitational Force (Wg)
ii) Resistive force of air (W air)
Answer
1
Rasheda V.m.
Subject: Physics
, asked on 19/2/18
The weight of a person on the earth surface is 72 kgwt. At what height , his weight becomes 32 kgwt? Radius of earth is 6400 km
Answer
2
Arpita Dua
Subject: Physics
, asked on 19/2/18
Q.5. Where does the centre of mass of a two particle system lie, when one particle is more massive than the other?
Answer
1
Rasheda V.m.
Subject: Physics
, asked on 17/2/18
Effect of height on the value of g
Answer
1
Shantanu Vasvada
Subject: Physics
, asked on 16/2/18
(0.5)^2÷3
Answer
1
Siraj
Subject: Physics
, asked on 15/2/18
the time period of a satellite of earth is 7 hrs . If the separation between earth and satellite is increased to two times the previous value, what will be its new time period ?? Please experts answer i checked the previous ans but i could not understand and i want the ans for the numerical
Answer
1
Nura Mohammad
Subject: Physics
, asked on 13/2/18
Prove that gravitational force is a conservative force with diagrams
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
Derive the formula for the moment of inertia of a thin rod.
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
derive the energy of an orbiting satellite
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
derivation the centre of mass of 3 particle system
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
Derive the expression kinetic energy of a rolling body.
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
Derive the relation between g and G.
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
Derive acceleration due to gravity at depth d. (3marks)
Answer
1
Ian Colaco
Subject: Physics
, asked on 13/2/18
Derive acceleration due to gravity at height h. (3 marks)
Answer
1
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What are you looking for?
Find the work done by
i) Earth's gravitational Force (Wg)
ii) Resistive force of air (W air)