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#1 2017-11-02 07:22:28

shakeel123
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If it is assumed that a frictional force f is present, during the...

ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Physics Work and Energy 3

Question:
If it is assumed that a frictional force f is present, during the downward motion their?

Option A):
mgh – f = ½ m²v
Option B):
mgh – f ½ mv²
Option C):
None of these
Option D):
2mgh – f = ½ mv²

Correct Answer is Option B):
mgh – f ½ mv²


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2017-11-02 07:22:28

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