Physics Which of the following has the highest frequency? Cosmic rays Radio waves Microwaves X-rays Cosmic rays Radio waves Microwaves X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Latent heat of vaporization of water decreases Boiling point of water increases Boiling point of water decreases Latent heat of vaporization of water increases Latent heat of vaporization of water decreases Boiling point of water increases Boiling point of water decreases Latent heat of vaporization of water increases ANSWER DOWNLOAD EXAMIANS APP
Physics A multimeter is used to measure Voltage All of these Current Resistance Voltage All of these Current Resistance ANSWER DOWNLOAD EXAMIANS APP
Physics Electromagnet is constructed with which of the following ? Steel Nickel Aluminium Soft Iron Steel Nickel Aluminium Soft Iron ANSWER DOWNLOAD EXAMIANS APP
Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of charge Conservation of energy Conservation of mass Conservation of momentum Conservation of charge Conservation of energy Conservation of mass Conservation of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf's is : 0.12638888888889 0.21111111111111 0.20902777777778 0.12777777777778 0.12638888888889 0.21111111111111 0.20902777777778 0.12777777777778 ANSWER DOWNLOAD EXAMIANS APP