Properties of Bulk Matter

If a spring of spring constant k stretched by a length x under tension T, the energy

If a spring of spring constant k stretched by a length x under tension T, the energy stored is Options…

Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C.

Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C. These objects are thrown into a furnace…

A body of mass 120 kg and density 600 kg/m³ floats in water.

A body of mass 120 kg and density 600 kg/m³ floats in water. What additional mass could be added to…

If h is the height of the capillary rise and r be the radius of capillary tube,

If h is the height of the capillary rise and r be the radius of capillary tube, then which of…

Ice is wrapped in black and white cloth. In which cases more ice will melt

Ice is wrapped in black and white cloth. In which cases more ice will melt Options (a) White (b) Black…

ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall

ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall of temperature from 60⁰C to…

When the temperature increases, the viscocity of

When the temperature increases, the viscocity of Options (a) Gases decreases and liquid increases (b) Gases increases and liquids decreases…

In which of the following heat loss is primarily not due to convection?

In which of the following heat loss is primarily not due to convection? Options (a) boiling of water (b) land…

Angle of contact of a liquid with a solid depends on

Angle of contact of a liquid with a solid depends on Options (a) Solid only (b) Liquid only (c) Both…

A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained

A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained at temperature T then the energy…