top of the window, A stone drops from the edge of the roof. It passes the ...

A stone drops from the edge of the roof. It passes the window 2 m high in 0.1s . How far is the roof above the top of the window? Solution) Height of the window (h) = 2m Acce

Define tangent galvanometer, It is an instrument which can detect/calculate...

It is an instrument which can detect/calculate very small electric currents. It is also called as moving magnet galvanometer. It has of three circular coils of insulated copper wir

Determine intensity of the emergent light beam, The light is incident on a ...

The light is incident on a rotating Nicol prism and the intensity of the emergent light beam becomes zero and maximum periodically. What we can derive about the state of polarizati

Forces and nature,

Force, What is resultant force

What is resultant force

Significant numbers has in a measured quantity, Rules to verify how many si...

Rules to verify how many significant numbers has in a calculated quantity: 1.  All nonzero digits are significant. As like 457 cm has three significant values; 0.25 g has two si

Using which law induced electric currents can be explained, Induced electri...

Induced electric currents can be explained using which of the following laws? a) Gauss's Law b) Faraday's Law c) Ohm's Law d) Ampere's Law Ans: Induced e

Factor, Discuss the Factor affecting limiting current.

Discuss the Factor affecting limiting current.

What is ancient view, What is Ancient view Ancient view: objects tend...

What is Ancient view Ancient view: objects tend to stay if they are in motion; force is needed to keep something moving. This was a natural thing to believe in because we see

State the faraday laws of electromagnetic induction, a.  State the Faraday'...

a.  State the Faraday's laws of electromagnetic induction. b.  A conducting circular loop is placed in an uniform magnetic field B=0.020 T with its plane perpendicular to the fi