Category: Physics
1. Which one of the following pairs is not correctly matched : (a) Discovery of Meson – Hideki Yukawa (b) […]...
1. Which element is the best conductor of electricity? (a) Silver (b) Copper (c) Aluminium (d) Iron [Chhattisgarh P.C.S. (Pre) […]...
1. A 100-watt electric bulb is used for 10 hours. What will be the cost of electricity consumed, if the […]...
1. Put in ascending order of speed of sound in the mediums- I . Water, II. Steel, III. Nitrogen : […]...
1. Which of the following is a mechanical wave? (a) Radio-waves (b) X-rays (c) Light waves (d) Sound waves [Uttarakhand […]...
Measurement/Unit Measuring Devices and Scales Mechanics Motion Under Gravity Physical Properties of Matter Optics Heat and Thermodynamics Wave Motion Sound […]...
1. Transfer of heat by convection can take place in (a) Solids and liquids (b) Solids and vacuum (c) Gases […]...
1. Which of the following radiations has the highest energy per quantum? (a) 320-400 nm (b) 200-280 nm (c) 280-320 […]...
1. The spherical form of a raindrop is due to – (a) Density of liquid (b) Surface tension (c) Atmospheric […]...
1. Who among the following anticipated Newton by declaring that all things gravitate to the earth? (a) Aryabhatta (b) Varahamihira […]...