Physics
A horizontal spring with two object A and B attached to its ends are shown in the figure below. If the spring is compressed, it …………… each object and if it is stretched, it …………… each object.
- pushes, pulls
- pulls, pushes
- pushes, pushes
- pulls, pulls
Related Questions
On doubling the separation between two bodies the magnitude of the non-contact force between them becomes :
- one-eighth
- one-half
- one-fourth
- remains the same
A spring balance works on the principle of :
- gravitational force
- magnetic force
- restoring elastic force
- frictional force
Classify the following amongst contact and non-contact forces —
(a) frictional force, (b) normal reaction force, (c) force of tension in a string, (d) gravitational force, (e) electrostatic force, (f) magnetic force.
Define a contact force.