Popular Questions
- A clock with a metal pedulum beating seconds keeps correct time at
- The coefficient of volume expension of a liquid is
- Mercury boils at 367°C. However, mercury thermometers are made such that they can measure temperature up to
- In a mercury thermometer the ice point
- The absolute zero temperature in Fahrenheit scale is
- The correct value of 0°C on Kelvin scale will be
- On centigrade scale the temperature of a body increasing by 30 degrees
- When the room temperature becomes equal to the dew point
- A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at
- If temperature of an object is 140° F, then its temperature in centigrade is
- What is rise in temperature of a collective drop when initially 1gm and 2gm drops travel with velocities 10 cm/sec and 15 cm/sec
- At what temperature the centigrade (celcius) and Fahrenheit, readings are the same
- On a new scale of temperature ( which is linear)
- The temperature of a body on Kelvin scale is found to be
- The temperature on celcius scale is 25°C
- Two solid spheres of the same material have the same radius
- The coefficient of apparent expansion of a liquid when
- A pendulum clock lose 12 s a day if the temperature is 40°C
- Water is heated from 0°C to 10°C, then its volume
- Surface of the lake is at 2°C
- An iron bar of length l and having a cross-section A is
- Two rods, one of aluminum and the other made of steel
- When a bimetallic strip is heated, it
- A solid ball of metal has a concentric spherical cavity within it
- An iron bar of length 10m is heated from 0°C to 100°C
- If mass energy equivalence is taken into account, when water is cooled to form ice, the mass of water should
- In a mercury thermometer, the ice point (lower fixed point) is marked as 10°C and the steam point (upper fixed point) is marked..
- Tow temperature scales A and B are related by A - 42/ =B - 72/220. At Which temperature tow scales have the same reading?
- The resistance of the wire in the platinum resistance thermometer at ice point is 5 Ω and at steam point is 5.25 Ω . When th..
- Mercury boils at 367°C. However, mercury thermometers are made such that they can measure temperature upto 500°C. This is do..
- On a hilly region, water boils at 95°C. The temperature expressed in Fahrenheit is
- The readings of a constant volume gas thermometer at 0 °C and 100 °C are 40 cm and 60 cm of mercury respectively. If its rea..
- The temperature, at which Centigrade and Fahrenheit scales give the same reading, is
- The temperature, at which Centigrade and Fahrenheit scales give the same reading, is
- On Centigrade scale, the temperature of a body increases by 30. The increase in temperature on Fahrenheit scale is
- Infrared radiations are detected by
- The wooden wheel of radius R is made of two semicircular parts (see figure). The two parts are held together by a ring made of a m..
- An aluminium sphere of 20 cm diameter is heated from 0 C to 100 C. Its volume changes by (given that coefficient of linear expansi..
- A metal rod of Youngs modulus Y and coefficient of thermal expansion α is held at its two ends such that its length remains inv..
- A metal rod of Youngs modulus Y and coefficient of thermal expansion α is held at its two ends such that its length remains inv..
