Two thermometer are constructed in the same way except that one has a spherical bulb and the other has an elongted cylindrical bulb. Which out of the two will respond quickly to temperature change?

Two bodies of equal weight and volume and having the same shape, except that one has an opening at the bottom and the other is sealed, are immersed to the same depth in water. Is less work required to immerse one than the other? If so, which one and why?

Two thermometers are used to record the temperature of a room. If the bulb of one is wrapped in wet hanky

Statement I: The bulb of one thermometer is spherical while that of the other is cylindrical . Both have equal amounts of mercury. The response of the cylindrical bulb thermometer will be quicker. Statement II: Heat conduction in a body is directly proportional to cross-sectional area.

Two electric bulbs have tungsten filament of same length. If one of them gives 60 W and the other 100 W , then

Two bulbs of same wattage, one having a carbon filament and the other having a metallic filament, are connected in series to the mains. Which one will glow more ?

Two thermometers calibrated in the Celsius scale and the other in the Fahrenheit scale are used to measure the temperature of the same object. If the readings are 'C' and 'F', then

Two iron spheres of the same diameter are heated to the same temperature. One is soled, and the other is hollow which will expand more?

Two spheres of samemetal have the same volume. But one is solid and the other is hollow, when the change in temperature of both of them is same, which of the following statements about the change in their diameters is true?