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At a given instant, A is moving with velocity of 5 m/s upwards. What is velocity of B at the time
- a)6 m/s
- b)15 m/s
- c)0 m/s
- d)None of these
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
At a given instant, A is moving with velocity of 5 m/s upwards. What i...
l1 = 2l2 + l3 = constant
dl1/dt + 2dl2/dt + dl3/dt = 0
−5 + 2(−5) + dl/dt = 0
dl3/dt = 15m/s
⇒ vB = 15m/s↓
dl1/dt + 2dl2/dt + dl3/dt = 0
−5 + 2(−5) + dl/dt = 0
dl3/dt = 15m/s
⇒ vB = 15m/s↓
Most Upvoted Answer
At a given instant, A is moving with velocity of 5 m/s upwards. What i...
l1 = 2l2 + l3 = constant
dl1/dt + 2dl2/dt + dl3/dt = 0
−5 + 2(−5) + dl/dt = 0
dl3/dt = 15m/s
⇒ vB = 15m/s↓
dl1/dt + 2dl2/dt + dl3/dt = 0
−5 + 2(−5) + dl/dt = 0
dl3/dt = 15m/s
⇒ vB = 15m/s↓
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Community Answer
At a given instant, A is moving with velocity of 5 m/s upwards. What i...
3T ×5–T ×V=0..
V=15m/s
V=15m/s
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