ENERGY (CLASS10) SCIENCE
Authored by Devendra Karna
Physics
10th Grade
Used 5+ times
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51 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The capacity of doing work is known as :
(a) Force.
(b) Work.
(c) Energy.
(d) Power.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
One erg is equal to:
(a) 10-7 Joule.
(b) 10-5 Joule.
(c) 10-3Joule.
(d) 10-1 Joule.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one can also use to calculate the kinetic energy of a body?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one is different among them?
(a) mc2
(b) hdg.
(c) 1/2mv2
(d) mgh
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much energy is in one kg of mass according to E= mc2?
(a) 9×1010 J.
(b) 9×1015 J.
(c) 9×1016 J.
(d) 9×1020 J.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The energy created due to the continuous flow of electrons is known as :
(a) Heat energy.
(b) Tidal energy.
(c) Light energy
(d) Electrical energy.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the right statement for “law of conservation of energy”?
(a) Energy can produce and reduce.
(b) Energy can produce and destroyed .
(c) The sum of total energy always remain constant.
(d) All are right.
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