English Literature. A ice is soft and spongy whereas concrete is hard. C there is more friction on ice than on concrete. D none of these. Login to Bookmark. Previous Question. Next Question. Report Error. Add Bookmark View My Bookmarks. The work done in holding a weight of 20 kg at a height of 1 m above the ground is A.
When the speed of a body is doubled, its kinetic energy becomes A. Winding a watch is actually the process of storing A. Which of the following physical quantity is responsible for opening the lid of a bottle?
The magnitude of the force is. More Physics Questions Q1. In a convex lens, when the object is placed at infinity, where is the image formed?
Which of the following is correct about sound? Large amplitude - Loud sound II. High frequency - Low pitch. Which of the following happens due to atmospheric refraction? Twinkling of stars II. Advanced sunrise and delayed sunset. Which of the following is responsible for the production of an echo? In which of the following cases the apparent weight of a body in an elevator becomes zero?
The inability of a body to change its state of rest or uniform motion by itself is known as :. The Atomic Clock is based on the periodic variations produced in the atom of which of the following elements? Knot is the unit of :. Which among the following does provide colours to fine-cut diamond?
D Albert Einstein. A Rayleigh Effect. B Huygens Effect. C Raman Effect. D Maxwell Effect. A seismograph. B richter scale. C odometer. D speedometer. A Louis de Broglie. B James Chadwick. C Werner Heisenberg. A Kelvin. B Mole. C Metre. D Candela. A Increase.
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