Physics

A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state

A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state after few microseconds another photon of…

A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage

A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage…

10 mA current can pass through a galvanometer of resistance 25 ohm.

10 mA current can pass through a galvanometer of resistance 25 ohm. What resistance in series should be connected through…

Wb/m² is equal to

Wb/m² is equal to Options (a) henry (b) watt (c) tesla (d) dyne Correct Answer: teslaExplanation:No explanation available. Be the…

Dimensions [ML⁻¹T⁻¹] are related with

Dimensions [ML⁻¹T⁻¹] are related with Options (a) Work (b) Torque (c) Energy (d) Coefficient of viscocity Correct Answer: Coefficient of…

Match the following columns about collision

Match the following columns Column i Column ii A. Inelastic collision Kinetic energy of the system may decrease B. Elastic…

For inelastic collision between two spherical rigid bodies

For inelastic collision between two spherical rigid bodies Options (a) the total kinetic energy is conserved (b) the total mechanical…

A ball of mass 2 kg and another of mass 4 kg are dropped together from

A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 ft tall…

Two particles of masses m₁ m₂ move with initial velocities u₁ and u₂

Two particles of masses m₁ m₂ move with initial velocities u₁ and u₂ .On collision, one of the particle s…

A particle A suffers on oblique elastic collision with a particle B that

A particle A suffers on oblique elastic collision with a particle B that is at rest initially.If their masses are…