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Physics

Physics
The SI unit of luminous emittance is :

Candela
Lux
Lumen
Lumen second

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Physics
If the earth suddenly stop rotating, the value of "g" will be

Same
Increase
Become Zero
Decrease

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Physics
Shock-absorbers are usually made of steel as it :

Has lower elasticity
Has no ductile property
Is not brittle
Has higher elasticity

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Physics
If the current flowing through a circuit is 0.6 A for 6 mins, the amount of electric charge flowing through it is ________

60 C
36 C
360C
216 C

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Physics
Which of these is true of all simple machines?

Both A & B
These make work easier
Work input > work output
None of these

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Physics
A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 )

400J
40J
20 J
200J

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