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प्रश्न
A rocket has been fired upwards to launch a satellite in its orbit. Name the two forces acting on the rocket immediately after leaving the launching pad.
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उत्तर
When a rocket is launched upwards to launch a satellite into its orbit, the two forces acting on the rocket immediately after leaving the launch pad are:
- Gravitational force
- Frictional force by the atmosphere
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संबंधित प्रश्न
Name the forces acting on a plastic bucket containing water held above ground level in your hand. Discuss why the forces acting on the bucket do not bring a change in its state of motion.
When an elephant drags a wooden log over the land, the forces that are applied on the log are ______, ______ and ______.
Match the following:
| Group ‘A’ | Group ‘B’ | ||
| (i) | An ox pulling a cart | (a) | Magnetic force |
| (ii) | Lifting a heavy iron object with a crane | (b) | Electrostatic force |
| (iii) | Weighing with a spring balance | (c) | Muscular force |
| (iv) | Applying brakes to a bicycle | (d) | Gravitational force |
| (v) | Picking up pieces of paper with a plastic scale | (e) | Frictional force |
One or more forces are acting in the following example. Name them.
Squeezing sugarcane juice with a squeezer: ______
Explain in your own words and give one example.
Muscular force
Explain in your own words and give one example.
Mechanical force
Explain in your own words and give one example.
Electrostatic force
Explain in your own words and give one example.
The force of friction
Force executed by touching the body is called non–contact force.
Non-contact forces, such as gravity and magnetism, are able to work over a distance because they act through what?
