Physics Sound cannot pass through Air Water Steel Vacuum Air Water Steel Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Interference Reflection Diffraction Polarisation Interference Reflection Diffraction Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current decreases with voltage Photo electric emission is not possible Photo current is constant Photo current increases with voltage Photo current decreases with voltage Photo electric emission is not possible Photo current is constant Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 1.8 km, 0.15 km 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km 1.8 km, 0.15 km 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Planck's constant and Angular momentum Impulse and moment of force Pressure and Young's modules Force and rate of change of linear momentum Planck's constant and Angular momentum Impulse and moment of force Pressure and Young's modules Force and rate of change of linear momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical burns occur principally because of The high energy of electrons Radiation pulses of the electricity All of these The heat generated by the flow of electrical current through the body The high energy of electrons Radiation pulses of the electricity All of these The heat generated by the flow of electrical current through the body ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS