Physics
(a) Name the two major parts of a SONAR.
(b) Name the type of vibrations produced in the given case: A freely suspended pendulum vibrating about its mean position.
Related Questions
The distance between two bodies is decreased by a factor of 3. How is the magnitude of gravitational force between them affected ?
A force of 20 N displaces a body by a distance of 4 m. Find the amount of work done when the displacement is:
(a) in the direction of force.
(b) at an angle of 60° with the force.
Which will be the position of centre of gravity of
(a) Parallelogram
(b) Hollow cone?
(a) Name the colour code of wire which is connected to the metallic body of an appliance according to the new convention.
(b) Which part of electrical appliance is earthed?