Physics question and answers for May 10, 2024
- Q Figure shows variation of acceleration due to gravity with distance from centre of a uniform spherical planet Radius of planet is R What is r 1 g 1 2 R...
- Q Q 30 Assuming that the moon describes a circular orbit of radius R about the earth in 27 days and that Titan describes a circular orbit of radius 3 2...
- Q 19 A massive particle of twice the mass of earth is dropped from a height h above earth s surface Fin the distance moved by the particle before strikin earth...
- Q sives A 11 At point X shown above which is midway between the centers of two isolated planets of radii R and 2R the net gravitational force on an object...
- Q m or 10 HR ves A B 27 Planet X has a mass M radius R and no atmosphere An object of mass m is located a distance 2R above...
- Q 0 The time period of an artificial satellite in a circular orbit of radius Ris 2 days and its orbital velocity is vo If time period of another satellite in...
- Q 39 In the figure a spherical ball of radius R 2 has bee radius R A small uniform spherical body of mass removed from a uniform sphere of mass M...
- Q 5 A ring has a total mass M but non uniformly distributed over its circumference The radius of the ring is R A point mass m is placed at the...
- Q 37 Gravitational force between two charged and electrostatic force between them is F2 They are at distance r from each other Now the air between them is sucked out and...
- Q 7 Imagine earth to be a solid sphere of mass M and radius R If the value of acceleration due to gravity at a depth d below earth s surface...
- Q A narrow tunnel is dug inside the earth along one of its diameters Radius of earth is R 2GM and its mass is M A particle is projected inside the...
- Q 44 A spherical planet has uniform mass density p A satellite is orbiting around it in circular path The minimum time period of the satellite is 3 d VGp a...
- Q R 38 A spherical hole of radius is made in a solid sphere 2 of radius R The mass of the sphere before hollowing was M The gravitational field at...
- Q 41 A planet of density p is rotating with time period T about its own axis Find the smallest possible time of revolution of the planet such that a particle...
- Q A fixed sphere of radius R and uniform mass density d has a cavity of radius R 2 as shown in figure The centre of the solid sphere was at...
- Q A ball is thrown upwards from a planet such that distance travelled in the 4th or 5th second is one forth of the distance travelled in the first two seconds...
- Q 10 A circular ring of mass M and radius a is placed in a gravity free space A small particle of mass m placed on the axis of the ring...
- Q The earth s radius is R and acceleration due to gravity at its surface is g If a body of mass m is sent R from the earth s surface...
- Q ook at your proportionality relation for the escape speed Describe two ways you could increase the escape speed of a lanet to be faster than the speed of light by...
- Q mum height attained by the ball after second collision iii e 0 5 g 10 m s A ball is thrown vertically upward from ground with speed 40 m s...
- Q A spherical hole is made in a solid sphere of radius R The mass of the sphere before hollowing was M The gravitational field at the centre of the hole...
- Q The mass of a planet is six times that of the earth The radius of the planet is twice that of the earth If the escape velocity from the earth...
- Q Q 18 MODERATE 4 1 01 31 O If the earth rotates faster than its present speed the weight of an object will Increase at the equator but remain unchanged...
- Q The time period of geostationary satellite at a height 36000 km is 24 h A spy satellite orbits earth at a height 6400km What will be the time period of...
- Q Acceleration due to gravity on moon is 1 6 sec An inflated balloon is released on moon It will 1 Move down with acceleration 1 6 m s 2 Move...
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