Physics question and answers for May 14, 2024
- Q Inside a uniform sphere of mass M and radius R a cavity of radius R 3 is made in the sphere as shown R B R 3 C A Gravitational...
- Q the time period of oscillation of a simple pendulum is T 2n VL Vg measured valu of length is 200 CM known to have 1 mm accuracy and time for...
- Q Three particles each of mass m are situated at the vertices of an equilateral triangle of side a The only forces acting on the particles are their mutual gravitational forces...
- Q ss than similar same uration Test 7 Code A 22 A planet has twice the density of the earth but the acceleration due to gravity on its surface is same...
- Q SolveLancer Test A planet X is made up of material which makes its density times that of earth But the volume of planet is 8 times that of earth The...
- Q A student uses a simple pendulum of exactly 1 m length to determine g the acceleration due to gravity He uses a stopwatch with the least count of 1 second...
- Q 3 A body is projected from surface of earth with a velocity 2V where V is the escape velocity The velocity of object when it escapes from gravitational field of...
- Q Distance between the centres of two rings is a The masses of these rings are M and 4M A body of mass m is fired straight from the centre of...
- Q If in a system the force of attraction between two point masses of 1 kg each situated 1 km apart is taken as a unit of force and is called...
- Q Q 16 A body moving radially away from a planet of mass M when at distance r from planet explodes in such a way that two of its many fragments...
- Q from one end Also find the force of their A remote sensing satellite is revolving in an orbit of radius x on the equator of Earth Find the area on...
- Q Consider two satellites A and B of equal mass m moving in the same circular orbit of radius r around the Earth E but in opposite sense of rotation and...
- Q A satellite which is geostationary in a particular orbit is taken to another orbit Its distance from the centre of earth in the new orbit is 2 times that of...
- Q 4 The ratio of the radil of the planets X and Y is a The ratio of acceleration due to gravity is B The ratio of the escape velocities from...
- Q At a point A on the earth s surface the angle of dip 8 25 At a point B on the earth s surface the angle of dip 8 25...
- Q In a meter bridge the wire of length 1 m has a non uniform cross section such that the variation dR dR di dl Two equal resistances are connected as...
- Q A From to A body on earth s surface is at a latitude of 60 N Consider only rotation of earth about its own axis then Take Earth s radius...
- Q The value of acceleration due to gravity at a point P inside the earth and at another point Q outside the earth is g 2 g being acceleration due to...
- Q For a particle in uniform circular motion with speed v in anticlockwise direction as observed from positive z axis the acceleration a at a point R e on the circle...
- Q 3 12V mi 4 12V mi 4 Consider a satellite going around the earth in a circular orbit at a height of 2R from the surface of earth where R...
- Q In 1994 the performer Rod Stewart drew over 3 million people to a concert in Rio de Janeiro Brazil If the people in the group had an average mass of...
- Q 3 A satellite is revolving round the earth in circular or with speed v An object of mass m is ejected fro the satellite such that the object just escapes...
- Q 4 An earth s satellite is revolving in circular orbit in equatorial plane It is used for communication purpose The satellite can transmit signals upto 60 latitude on earth The...
- Q 3 1 An astronaut with space suit has a mass of 110 kg Climbing up a hill 7 3 m high in 7 2 sec requires the astronaut to expend...
- Q Due to huge cosmic explosion on the sun the earth shrinks and loses 60 of its radius R keeping the mass of the earth unchanged The new value of acceleration...
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