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A planet moves around the sun. It is closest to sun at a distance d1 and have velocity v1 . At farthest distance d2, its speed will be A planet moves around the sun. It is closest to sun at a distance d1 and have velocity v1 . At farthest distance d2 its speed will [...]

The ratio of mean distances of three planets from the sun are 0 : 5 : 1: 1: 5, then the square of time periods are in the ratio of: The ratio of mean distances of three planets from the sun are 0 : 5 : 1: 1: 5 then the square of time periods [...]

Satellite is revolving around the earth. If it’s radius of orbit is increased to 4 times the radius of geostationary satellite, what will become its time period ? Satellite is revolving around the earth. If it's radius of orbit is increased to 4 times the radius of geostationary satellite what will become its time period [...]

Kirchhoff’s junction rule is a reflection of a) conservation of current density vector b) conservation of charge Kirchhoff's junction rule is a reflection of a) conservation of current density vector b) conservation of charge September 19, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following statements is/are correct? a. If the velocity of a body changes, it must have some acceleration. b. If the speed of a body changes, it must have some acceleration. it must have some acceleration. it must have some acceleration. b. If the speed of a body changes Which of the following [...]

Gas escapes from the surface of a planet because it acquires an escape velocity. The escape velocity will depend on which of the following factors: Gas escapes from the surface of a planet because it acquires an escape velocity. The escape velocity will depend on which of the following factors: September 19, 2020 Category: Arihant [...]

A body starts from rest and then moves with uniform acceleration. Then a. Its displacement is directly proportional to the square of the time. b. Its displacement is inversely A body starts from rest and then moves with uniform acceleration. Then a. Its displacement is directly proportional to the square of the time. b. Its [...]

The current in the arm CD of the circuit will be a) i1 b) i2+i3 c) i1 +i3 The current in the arm CD of the circuit will be a) i1 b) i2+i3 c) i1 +i3 September 19, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

From the top of a tower of height 200m, a ball A is projected up with 10 m/s, and 2 s later another ball B is projected vertically down with same speed. Then a. Both A and B will reach the ground a ball A is projected up with 10 m/s and 2 s later [...]

With what velocity should a particle be projected so that its height becomes equal to radius of earth? With what velocity should a particle be projected so that its height becomes equal to radius of earth? September 19, 2020 Category: Arihant Physics by D.C Pandey , Chapter 10 - Gravitation , Volume 1 ,