Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 10–10 0.001 1 × 1010 0.01 1 × 10–10 0.001 1 × 1010 0.01 ANSWER DOWNLOAD EXAMIANS APP
Physics Which is a common first indicator of an approaching thunderstorm? Heavy wind Too hot A buildup of dark clouds Lightning Heavy wind Too hot A buildup of dark clouds Lightning ANSWER DOWNLOAD EXAMIANS APP
Physics The surface tension of water on adding detergent to it Becomes zero No change Increases Decreases Becomes zero No change Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is used to convert Electrical energy into mechanical energy Electrical energy into magnetic energy Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into mechanical energy Electrical energy into magnetic energy Magnetic energy into mechanical energy Mechanical energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 24 12 50 36 24 12 50 36 ANSWER DOWNLOAD EXAMIANS APP
Physics Who was the first scientist to discover Electrons? J.J Thompson J.C. Bose Albert Einstein Isaac Newton J.J Thompson J.C. Bose Albert Einstein Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
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