Physics Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? 2k1k2/k1+k2 K1+k2/k1k2 None K1k2/k1+k2 2k1k2/k1+k2 K1+k2/k1k2 None K1k2/k1+k2 ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Both conduction and convection Radiation Conduction Convection Both conduction and convection Radiation Conduction Convection ANSWER DOWNLOAD EXAMIANS APP
Physics Of the following natural phenomena, tell which one known in Sanskrit as 'deer's thirst'? Mirage Earthshine Halo Rainbow Mirage Earthshine Halo Rainbow ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centrifugal force Moment of force Centre of gravity Centripetal force Centrifugal force Moment of force Centre of gravity Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature do the Fahrenheit and Celsius scales give the same reading? 212 degrees -40 degreees 32 degreees 0 degreees 212 degrees -40 degreees 32 degreees 0 degreees ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Nicolaus Copernicus Johannes Kepler Isaac Newton Galileo Nicolaus Copernicus Johannes Kepler Isaac Newton Galileo ANSWER DOWNLOAD EXAMIANS APP