AIPMT 2005 | Center of Mass and Collision Question 33 | Physics

AIPMT 2005

MCQ (Single Correct Answer)

-1

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 m s^$$-$$1. The kinetic energy of the other mass is :

324 J

486 J

256 J

524 J

AIPMT 2004

MCQ (Single Correct Answer)

-1

Consider a system of two particles having masses m₁ and m₂. If the particle of mass m₁ is pushed towards the mass centre of particles through a distance d. by what distance would be particle of mass m₂ move so as to keep the mass centre of particles at the original position?

$${{{m_1}} \over {{m_1} + m{}_2}}$$d

$${{{m_1}} \over {{m_2}}}$$d

$${{{m_2}} \over {{m_1}}}$$d

AIPMT 2003

MCQ (Single Correct Answer)

-1

A stationary particle explodes into two particles of masses m₁ and m₂ which move in opposite directions with velocities v₁ and v₂. The ratio of their kinetic energies E₁/E₂ is :

m₂/m₁

m₁/m₂

m₁v₂/m₂v₁

AIPMT 2002

MCQ (Single Correct Answer)

-1

A rod of length is 3 m and its mass acting per unit length is directly proportional to distance x from one of its end then its centre of gravity from that end will be at :

1.5 m

2 m

2.5 m

3.0 m.

PREVIOUS NEXT

NEET Subjects

Biology

Botany

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution