Physics The speed of light in air is 3 × 10–8 m/s 3 × 108 m/s 8 × 103 m/s Infinity 3 × 10–8 m/s 3 × 108 m/s 8 × 103 m/s Infinity ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is used to convert Mechanical energy into electrical energy Magnetic energy into mechanical energy Electrical energy into magnetic energy Electrical energy into mechanical energy Mechanical energy into electrical energy Magnetic energy into mechanical energy Electrical energy into magnetic energy Electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? Thermistor Thermometer Pyrometer Thermocouple Thermistor Thermometer Pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Micro sound waves Infrasonic sound waves Ultrasonic sound waves Supersonic sound waves Micro sound waves Infrasonic sound waves Ultrasonic sound waves Supersonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of wood is held under water. The upthrust on it will be: Zero Equal to the weight of the wood More than weight of the wood Less than weight of the wood Zero Equal to the weight of the wood More than weight of the wood Less than weight of the wood ANSWER DOWNLOAD EXAMIANS APP
Physics What is a neuron ? Basic unit of energy Particle released during radioactivity Basic unit of nervous system The anti-particle of neutron Basic unit of energy Particle released during radioactivity Basic unit of nervous system The anti-particle of neutron ANSWER DOWNLOAD EXAMIANS APP
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