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Primary :: Science
Work & Energy
Question Lot : [1 to 10]
1. Work is said to be done if Force is able ________ an object in the ______ of force
"Move, Opposite Direction"
"Does not move, Opposite Direction"
"Move, Direction"
"Does Not Move, Direction"
Answer : "Move, Direction"
2. Work Done can be expressed as
Force X Distance
Force + Distance
Force/Distance
None of the Above
Answer : Force X Distance
3. The SI units of work are
Watts
Amperes ( A)
Volts (V)
Joules (J)
Answer : Joules (J)
4. Following are Non Renewable sources of energy except
Coal
Petrol
Solar
Diesel
Answer : Solar
5. Wind mill converts Wind energy to
Solar
Chemical
Electrical
Kinetic
Answer : Electrical
6. A Petrol Running car converts ________ energy to __________ energy
"Solar, Electrical "
"Chemical, Kinetic"
"Chemical, Potential"
"Electrical, Kinetic"
Answer : "Chemical, Kinetic"
7. The main source of all energy on the planet earth is ________
Wood
Sun
Coal
Petrol
Answer : Sun
8. Tube light conerts electrical energy into __________ energy
Chemical
Light
Heat
Electrical
Answer : Light
9. Potential Energy increases with increase in
Height
Speed
Length
None of the Above
Answer : Height
10. A wound spring has _______ energy
Electrical
Mechanical
Chemical
Magnetic
Answer : Mechanical