Download App

Gravitation — Physics STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 SciencePhysicsGravitation2 Marks
Question
Give one example each of central force and non - central force.
✓

Answer

Gravitational force, electrostatic force due to point mass and point charges are the examples of central force. Spin dependent nuclear force, magnetic force between two current carrying loops are the examples of non - central forces.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Gravitation→Gravitation — all question types→Physics STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Can you ever have a situation in which a light ray goes undeviated through a prism?
→
The mass of planet Jupiter is $1.9 \times 10^{27} kg$ and that of the sun is $1.99 \times 10^{30} kg$. The mean distance of Jupiter from the Sun is $7.8 \times 10^{11} m$. Calculate gravitational force which sun exerts on Jupiter, and the speed of Jupiter.
→
A mass of 1g is separated from another mass of 1g by a distance of 1cm. How many g-wt of force exists between them?
→
When small drops of water are sprayed, why is cooling produced?
→
The length and breadth of a rectangle are measured as $\text{}(\text{a}\pm\Delta\text{a})$ and $(\text{b}\pm\Delta\text{b})$ respectively.
Find:
  1. Relative error.
  2. Absolute error in the measurement of area.
→
An astronaut inside a small spaceship orbiting around the earth cannot detect gravity. If the space station orbiting around the earth has a large size, can he hope to detect gravity?
→
Write the order of following:
  1. Mass of a housefly.
  2. Mass of average man.
  3. Mass of an electron.
  4. Mass of earth.
→
A body of mass 6kg is floating in a liquid with $\frac23$ of its volume inside the liquid. Find ratio between the density of the body and density of liquid. Take g = 10m/ s2.
→
Moon is seen to be of $\Big(\frac{1}{2}\Big)^\circ$ diameter from the earth. What must be the relative size compared to the earth?
→
The piston in the cylinder head of a locomotive has a stroke (twice the amplitude) of 1.0m. If the piston moves with simple harmonic motion with an angular frequency of 200rad/min, what is its maximum speed?
→