Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 12 50 36 24 12 50 36 24 ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Galileo Nicolaus Copernicus Johannes Kepler Isaac Newton Galileo Nicolaus Copernicus Johannes Kepler Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
Physics Shock-absorbers are usually made of steel as it : Has higher elasticity Has no ductile property Is not brittle Has lower elasticity Has higher elasticity Has no ductile property Is not brittle Has lower elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave the Theory of Relativity? Isaac Newton Archimedes Albert Einstein Galileo Galilei Isaac Newton Archimedes Albert Einstein Galileo Galilei 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 R/5 4 R/5 5 R 5 R/4 R/5 4 R/5 5 R 5 R/4 ANSWER DOWNLOAD EXAMIANS APP
Physics Optical Fibre technology works on which of these principles of Physics? Bernoulli's Principle Newton's law of Motion Photoelectric effect Total internal reflection of Light Bernoulli's Principle Newton's law of Motion Photoelectric effect Total internal reflection of Light ANSWER DOWNLOAD EXAMIANS APP