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May
17
reviewed Edit If induced voltage (back-emf) is equal and opposite to applied voltage, what drives the current?
May
17
revised If induced voltage (back-emf) is equal and opposite to applied voltage, what drives the current?
inserted hyperlink to make text neater
May
17
reviewed Approve Question on normal force and static friction
May
17
comment Which point in the graph does a parachute open?
1. It does not instantly open, right, it takes time. 3. What do you know about terminal velocity?
May
15
awarded  Reviewer
May
15
reviewed Close Is it possible to build an air compressor with no moving parts?
May
15
comment Is it possible to build an air compressor with no moving parts?
I'm voting to close this question as off-topic because it has been crossposted on engineering.SE ( engineering.stackexchange.com/questions/2832/… )
May
15
reviewed Close Polchinski Equation (7.2.4)
May
14
reviewed Close Resistors in parallel: How do I make this rigorous?
May
14
reviewed Leave Open How to obtain a vector relation for the Rabi frequency?
May
14
reviewed Approve Atomic explanation of magnetic field
Apr
26
reviewed Approve Why does a glass rod when rubbed with silk cloth aquire positive charge and not negative charge?
Apr
26
reviewed Reject The speed of air rising through a heated tube
Apr
19
reviewed Reject Maths behind gravity assist
Apr
18
reviewed Approve In an elastic collision, can we choose between cons. of energy and cons. of momentum?
Apr
18
revised Why do we see light and isn't everything dark?
deleted 7 characters in body
Apr
18
reviewed Leave Open Why do we see light and isn't everything dark?
Apr
18
reviewed Reopen Quantum mechanical tunneling
Apr
18
reviewed Approve Zero volume at zero Kelvin
Apr
18
reviewed Edit In an elastic collision, can we choose between cons. of energy and cons. of momentum?