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Beth Mead, an english player from England Women Football Team has been crowned with BBC Sports Personality of the Year for 2022 after making England team won the European Championship.
An athlete can jump farther by running before jumping due to which type of inertia?
Sensitivity of the human eye is maximum in the –
What type of radiation is produced by a hot object emitting energy?
The electric and magnetic fields of an electromagnetic wave are _____________
Newton's rings can be obtained in:
Charges +q and –q are placed at (–d, 0) and (+d, 0). A third charge Q is placed at (0, x). For what value of x will the force on Q be maximum?
The radii of curvature of the faces of a double convex lens are 20 cm and 30 cm. If focal length of the lens is 36 cm find the refractive index of t...
Which of the following principle is used to produce low-temperatures'?
A ray of light is incident on a transparent medium at an angle of 60°. The reflected ray of light is found to be completely Q.4 polarized. Then, the r...
When the speed of car is doubled, then what will be the braking force of the car to stop it in the same distance?
