Mechanics | Relativity Answers

The moment of inertia of a thin uniform rod of mass M and length L about an axis passing through it's midpoint and perpendicular to its length is l its moment of inertia about an axis passing through one of its ends perpendicular to it's length is..?

Find the moment of inertia of semicircular wire of mass 'M'and radius 'R' about an axis through the centre and perpendicular to the plane.

Consider two different radio station which broadcast signals whose angular frequency differs by f hertz. They are received by a receiver at origin. Determine the time for which receiver remains idle in each cycle if it can detect amplitude more that 1.5 A only.

Physical quantities such as length, mass, time and temperature are referred to as
vector quantities
fundamental quantities
scalar quantities
derived quantities

If two vectors are represented by two adjacent sides of a parallelogram the resultant is represented in _________ and
_________.

triangle and rectangle
magnitude and direction
parallel and perpendicular
scalar and vector

The derived unit of momentum is
Ns
J\S
N\S
Nms

The Watt is the same as.@
nms-2
Js
kgm2s-2
Ns

What is the Mathematical proof of free and forced oscillations?

In the wave equation y = asin (wt + kx) , the quantity (wt + kx) represents.the symbols have the usual meaning

why does a single particle of fluid at rest do not accelarate due to gravitational force ?