671PhysicsMedium
Newton’s first law of motion is valid in_______?
ANon-inertial frame of reference
MCQs
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Correct answer
D. Inertial frame of reference
Explanation
Inertial frame of reference is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. The velocity of electron must be very high according to uncertainty principle
Explanation
The velocity of electron must be very high according to uncertainty principle is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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A. Newtons laws of motion are valid in an accelerated (non inertial) frame of reference
Explanation
Newtons laws of motion are valid in an accelerated (non inertial) frame of reference is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. A unit vector
Explanation
A unit vector is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Nuclear energy is released
Explanation
Nuclear energy is released is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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A. more heat is produced in thin wire
Explanation
more heat is produced in thin wire is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. Spin motion
Explanation
Spin motion is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Four time
Explanation
Four time is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. r.m.s current
Explanation
r.m.s current is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
D. 200W
Explanation
200W is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.