Physics Night photography and photopraphy in mist and fog are possible using Gamma radiation Ultra-violet radiation Infra-red radiation Microwave radiation Gamma radiation Ultra-violet radiation Infra-red radiation Microwave radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes in automobile work on Archimedes' principle Pascal's principle Bernoulli's principle Poiseuille's principle Archimedes' principle Pascal's principle Bernoulli's principle Poiseuille's principle ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirrors used in the headlamp of cars is Cylindrical concave Parabolic concave Plane Spherical convex Cylindrical concave Parabolic concave Plane Spherical convex ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 4000 2000 40 80 4000 2000 40 80 ANSWER DOWNLOAD EXAMIANS APP
Physics 1 Micron is equal to 10–15 m 10–9 m 10–12 m 10–6 m 10–15 m 10–9 m 10–12 m 10–6 m ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following supports particle nature of photons ? Polarization Interference Diffraction Photoelectric effect Polarization Interference Diffraction Photoelectric effect ANSWER DOWNLOAD EXAMIANS APP