AIPMT 2005 Preliminary Answer Key - Free Neet Mock Test

A coil in the shape of an equilateral triangle of side l is suspended between the pole pieces of a permanent magnet such that is in plane of the coil. If due to a current i in the triangle a torque τ acts on it, the side l of the triangle is :

Two batteries, one of emf 18 V and internal resistance 2 Ω, and the other of emf 12 V and internal resistance 1 Ω, are connected as shown. The voltmeter V will record a reading of :

A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distance of 2m and 3m respectively from the source. The ratio of the intensities of the waves at P and Q is :

A bomb of mass 30 kg at rest explodes into two pieces of masses 18 kg and 12 kg. The velocity of 18 kg mass is 6 ms^-1. The kinetic energy of the other mass is :

A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle θ. The frictional force :