A. the fitting of wheels in rims B. fire alarms C. the thermostat D. the bimetallic thermometer E. the balance…
A. A mat is a better conductor of heat than the feet B. Mat losses heat to the bare feet…
A. 46.0 Nm−² B. 75.0 Nm−² C. 80.0 Nm−² D. 85.3 Nm−² E. 139.4 Nm−² Correct Answer: Option B -…
A. wide range of temperature B. wide bore C. long stem D. constriction E. narrow bore Correct Answer: Option D…
A. variation of pressure with temperature B. expansivity of a liquid C. change in resistance of a conductor D. thermometric…
A. is in a constant state of motion B. have different speed C. have a temperature which is an average…
A. Acceleration is always directed towards a fixed point B. path of motion is a straight line C. Acceleration is…
A. V = ωr B. V = ω²r C. V = ωr² D. V² = ωr E. V = ω/r…
A. 2.5s B. 5.0s C. 10.0s D. 15.0s E. 20.0s Correct Answer: Option C = 10.0s Explanation Time to move…
A. The kinetic energy of the stone is converted into gravitational potential energy B. The gravitational potential energy of the…