No student devices needed. Know more
10 questions
What are the two necessary conditions for work to be done?
Force and Velocity
Force and Displacement
Force and Time
What is the unit for work?
Joules
Newton
Watts
Which of the given pictures shows that work can not done?
In comparing of table tennis ball and tennis ball, which ball covered a longer distance once it was placed in a slope?
table tennis ball
tennis ball
same distance
What are the factors affect gravitational potential energy?
Mass and Velocity
Mass, Acceleration due to gravity, and Height
Mass, Acceleration due to gravity and Time
Which of the following illustration shows elastic potential energy?
Which of the following statements show kinetic energy?
The battery of a lit flashlight
A golf ball placed at the edge of the hole
A river flowing down a hill
When did an object have more kinetic energy?
When the time given on an object doubled
When the mass of an object doubled
When the mass of an object becomes half
What are the factors that can affect the power?
Work done and time
Work done and velocity
Work done and force
What will be the formula if we are finding the TIME using the formula of power?
Time = powerwork done
Time = work donepower
Time = work x power
Explore all questions with a free account