Physics The slope of a velocity-time graph represents Displacement Distance Speed Acceleration Displacement Distance Speed Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is 3 × 108 m/s 8 × 103 m/s Infinity 3 × 10–8 m/s 3 × 108 m/s 8 × 103 m/s Infinity 3 × 10–8 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics Heat transfer by conduction occurs when molecules None of these Collide Heated Combine None of these Collide Heated Combine ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Refraction Propagation Dispersion Reflection Refraction Propagation Dispersion Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be 5 R/4 5 R 4 R/5 R/5 5 R/4 5 R 4 R/5 R/5 ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Driving a car to cover a distance Paddling the bicycle to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Driving a car to cover a distance Paddling the bicycle to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake ANSWER DOWNLOAD EXAMIANS APP