Physics The velocity of the sound is highest in Metal Water Vacuum Air Metal Water Vacuum Air ANSWER DOWNLOAD EXAMIANS APP
Physics When an atom loses an electron it becomes None of these Negative ion Neutron Positive ion None of these Negative ion Neutron Positive ion ANSWER DOWNLOAD EXAMIANS APP
Physics A permanent magnet can affect Electromagnets None of these Both A & B Magnets Electromagnets None of these Both A & B Magnets ANSWER DOWNLOAD EXAMIANS APP
Physics The audio signals of TV are Unmodulated Frequency modulated Velocity modulated Amplitude modulated Unmodulated Frequency modulated Velocity modulated Amplitude modulated ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 R/2 5R/4 2R 3R/4 R/2 5R/4 2R ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following waves cannot be polarised? Ultra violet Infrared Ultrasonic Radio Ultra violet Infrared Ultrasonic Radio ANSWER DOWNLOAD EXAMIANS APP