Physics question and answers for February 27, 2024
- Q contains A spherical balloon of volume 4 00 10 cm helium at a pressure of 1 20 x 105 Pa How many moles energy of helium are in the balloon...
- Q A massless piston which can move without friction closes a sample of helium in a vertical thermally insulated cylinder which is closed at its bottom and the cross section of...
- Q A closed hollow insulated cylinder is filled with gas at 0 C and also contains an insulated piston of negligible weight and negligible thickness at the middle point The gas...
- Q CER 5 A and B are the two radioactive elements The mixture of these elements show a total activity of 1200 disintegrations minute The half life of A is 1...
- Q 3 Three moles of an ideal gas are in a rigid cubical box with sides of length 0 170 m The ratio of the forces that the gas exerts on...
- Q 54 A container contains n moles of O gas temperature T Now a fraction of the ga dissociates adiabatically without any change in th internal energy The final temperature is...
- Q 5 A given sample of an ideal gas occupies a volume niveV at a pressure P and absolute temperature T The mass of each molecule of the gas is m...
- Q The value of Y for hydrogen helium and another ideal diatomic gas X whose molecules are not rigid but have an additional vibrational mode are respectively equal to 7 5...
- Q 20 Two non reactive monoatomic ideal gases have their atomic masses in the ratio 2 3 The ratio of their partial pressures when enclosed in a vessel kept at a...
- Q Inside a cylinder having insulating walls and closed at ends is a movable piston which divides the cylinder into two compartments On one side of the piston is a mass...
- Q 4 0 g of a gas occupies 22 4 L at NTP The specific heat capacity of the gas at constant volume is 5 0 J K mol 1 If...
- Q c KE per unit volume d KE per unit mass 5 The average kinetic energy of the molecules of an ideal gas at 10 C has the value E The...
- Q a twice c four times d one fourth In case of hydrogen and oxygen at NTP which of the following is the same for both a Average linear momentum per...
- Q In a thermodynamic process on an ideal monoatomic gas the infinitesimal heat absorbed by the gas is given by TAX where T is temperature of the system and AX is...
- Q SolveLancer Test Same amount of heat is given to equal masses of a monoatomic and a diatomic gas The rise in temperature of monoatomic gas will be SolveLancer Test a...
- Q A vessel contains a mixture of nitrogen of masss 7 g and carbon dioxide of mass 11 g at temperature 290 K and pressure 1 atm The density of the...
- Q 9 An ideal mono atomic gas is trapped in a cylinder closed at its right end The cylinder is divided into two parts by a fixed heat conducting partition and...
- Q The ratio of number of collisions per second at the walls of containers by He and O gas molecules at at same volume and same temperature is assume normal incidence...
- Q Question A gas at 30 C is heated at constant pressure till its volume is doubled Find the fina temperature of the gas 151 5 degree kelvin 0 0066 degree...
- Q An exhaust fan in a building should be able to move 2 5 kg s air at 98 kPa 20 C through a 0 4 m diameter vent hole How...
- Q 6 For a gas Cp 3 then gas may be R 1 Monatomic 2 Diatomic 3 Polyatomic 4 Mixture of monatomic and diatomic 5 Th be
- Q Three moles of triatomic gas having linear molecular structure undergoes process given by 2 P 100 where V is the volume and P V is pressure Then change in internal...
- Q Very Short Answer VSA 1 MARK Each 1 Under which condition laws of Boyle Charles and Gay Lussac are valid 2 On what the values of absorption coefficient reflection coefficient...
- Q 8 One mole of a diatomic gas undergoes a thermodynamic process whose process equation is Pal The molar specific heat of the gas is 17R 17R 3 6 1 2...
- Q A gas mixture consists of 3 moles of nitrogen gas and 2 moles of neon gas at temperature T If vibrational mode is not taken into consideration then total internal...
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