Physics
Grade-7
Easy
Question
What is the fixed velocity of the moving object?
- 4 m/s
- 4.3 m/s
- 4.5 m/s
- 4.7 m/s
Hint:
4.3 m/s
The correct answer is: 4.3 m/s
m = 120 kg
KE = 1100 J
KE = mv2
Related Questions to study
Physics
What is wrong with the formula? GPE = 2 mgh
What is wrong with the formula? GPE = 2 mgh
PhysicsGrade-7
Physics
What is the value of the kinetic energy when the mass of the object is
120 kg
What is the value of the kinetic energy when the mass of the object is
120 kg
PhysicsGrade-7
Physics
Is this an example of gravitational potential energy?
Flying kite
Is this an example of gravitational potential energy?
Flying kite
PhysicsGrade-7
Physics
What is the value of the kinetic energy when the mass of the object is
80 kg
What is the value of the kinetic energy when the mass of the object is
80 kg
PhysicsGrade-7
Physics
Is this an example of gravitational potential energy?
A person ready to dive
Is this an example of gravitational potential energy?
A person ready to dive
PhysicsGrade-7
Physics
Is this an example of gravitational potential energy?
Box kept on an almirah
Is this an example of gravitational potential energy?
Box kept on an almirah
PhysicsGrade-7
Physics
Is this an example of gravitational potential energy?
Water stored in a dam
Is this an example of gravitational potential energy?
Water stored in a dam
PhysicsGrade-7
Physics
What is the value of the kinetic energy when the mass of the object is
60 kg
What is the value of the kinetic energy when the mass of the object is
60 kg
PhysicsGrade-7
Physics
Direction : What is the new kinetic energy of an object when its mass becomes
Direction : What is the new kinetic energy of an object when its mass becomes
PhysicsGrade-7
Physics
Gravitational potential energy and height of the object above the ground are related as
Gravitational potential energy and height of the object above the ground are related as
PhysicsGrade-7
Physics
Gravitational potential energy and mass of an object are related as
Gravitational potential energy and mass of an object are related as
PhysicsGrade-7
Physics
Identify the correct formula for calculating gravitational potential energy.
Identify the correct formula for calculating gravitational potential energy.
PhysicsGrade-7
Physics
Direction : What is the new kinetic energy of an object when its mass becomes
2 m
Direction : What is the new kinetic energy of an object when its mass becomes
2 m
PhysicsGrade-7
Physics
Gravitational potential energy’s SI unit is
Gravitational potential energy’s SI unit is
PhysicsGrade-7
Physics
Direction : What is the new kinetic energy of an object when its mass becomes
4 m
Direction : What is the new kinetic energy of an object when its mass becomes
4 m
PhysicsGrade-7