Transverse waves of same frequency are generated
Transverse waves of same frequency are generated in two steel wires A and B. The diameter of A is twice…
A man starts walking from a point on the surface of earth
A man starts walking from a point on the surface of earth (assumed smooth) and reaches diagonally opposite point. What…
According to right hand thumb rule
According to right hand thumb rule, the direction of magnetic induction if current is directed in anti-clockwise direction is a)…
The bi-polar transistor is a
The bi-polar transistor is a a) Current and voltage sensitive deviceb) Current sensitive devicec) Voltage-sensitive deviced) Current sensitive device for…
A converging lens of focal length 50 cm is placed
A converging lens of focal length 50 cm is placed coaxially in contact with another lens of unknown focal length….
A body moving through air at a high speed v
A body moving through air at a high speed v experiences a retarding force, F = Kapv^x, where a is…
The bi-polar transistor is a
The bi-polar transistor is a a) Current and voltage sensitive deviceb) Current sensitive devicec) Voltage sensitive deviced) Current sensitive device…
The moment of ineltia of a metallic hollow cylinder
The moment of ineltia of a metallic hollow cylinder of radius ‘R’ about an axis passing through its centre and…
The moment of inertia of a thin uniform circular disc
The moment of inertia of a thinuniform circular disc about one of itsdiameter is I. The moment of inertiaabout an…