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Home/work energy and power/Page 2

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kokila
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kokila
Asked: January 15, 2025In: Class-11-Physics

A particle of mass m having velocity v moving towards north collides with similar particle moving with same velocity towards east. The two particles stick together and move towards north east with a velocity

Velocity is a vector quantity that refers to the rate at which an object changes its position. It has both magnitude and direction, expressed as displacement per unit time. Commonly measured in meters per second (m/s), velocity provides crucial information ...

class 11 physicsvelocitywork energy and power
  • 1 1 Answer
  • 17 Views
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tonny34
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tonny34
Asked: January 15, 2025In: Class-11-Physics

A 10 kg ball moving with velocity 2 m/s collides with a 20 kg mass initially at rest. If both of them coalesce, the final velocity of combined mass is

Coalesce refers to the process of merging or coming together to form a single entity. It is commonly used in various contexts such as science technology and social dynamics. Coalescence can occur in physical systems like droplets or in ideas ...

class 11 physicscoalescework energy and power
  • 1 1 Answer
  • 24 Views
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tonny34
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tonny34
Asked: January 15, 2025In: Class-11-Physics

A body of mass 5 kg, moving with velocity 10 m/sec collides with another body of the mass 20 kg at rest and comes to rest. The velocity of the second body due to collision is

A collision occurs when two or more bodies exert forces on each other during their interaction. Collisions can be elastic or inelastic. In elastic collisions, both momentum and kinetic energy are conserved while inelastic collisions conserve momentum but not kinetic ...

class 11 physicscollisionwork energy and power
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  • 11 Views
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tonny34
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tonny34
Asked: January 15, 2025In: Class-11-Physics

A bullet is fired and gets embedded in a block kept on table. If table is frictionless, then

A ball with a velocity of 2 m/s collides head-on with a stationary ball of double mass. Using the coefficient of restitution of 0.5, the final velocities after the collision are 0 m/s for the first ball and 1 m/s ...

class 11 physicswork energy and power
  • 1 1 Answer
  • 20 Views
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neel43
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neel43
Asked: January 15, 2025In: Class-11-Physics

An electric motor exerts a force of 40 N on a cable and pulls it by distance of 30 m in one minute. The power supplied by the motor (in watt) is

A motor is a device that converts electrical energy into mechanical energy through electromagnetic principles. It typically consists of a rotor and a stator, enabling rotation. Motors are widely used in various applications including household appliances vehicles and industrial machinery ...

class 11 physicsmotorwork energy and power
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  • 7 Views
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