Physics Heavy water is used in nuclear reactor to Slow down neutron Increase temperature Increase speed of neutron Absorb neutron Slow down neutron Increase temperature Increase speed of neutron Absorb neutron ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Amplifiers None of these Rectifiers Oscillators Amplifiers None of these Rectifiers Oscillators ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 5.41 sec 3.44 sec 2.87 sec 4.65 sec 5.41 sec 3.44 sec 2.87 sec 4.65 sec ANSWER DOWNLOAD EXAMIANS APP
Physics What is the change in the angular momentum of a system as per the Law of Conservation of Angular momentum, if the total external torque acting is zero? Becomes zero Increases exponentially Remains constant None of these Becomes zero Increases exponentially Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Air dehydration Hot air replacement Evaporative Cooling Air Rehydration Air dehydration Hot air replacement Evaporative Cooling Air Rehydration ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of Force? Pascal Watt Newton Boyle Pascal Watt Newton Boyle ANSWER DOWNLOAD EXAMIANS APP
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