Physics Which of the following properties is found only in ferromagnetic materials ? Point in a particular direction Susceptibility independent of temperature Attracting a magnetic substance Hysteresis Point in a particular direction Susceptibility independent of temperature Attracting a magnetic substance Hysteresis ANSWER DOWNLOAD EXAMIANS APP
Physics In a rechargeable cell what kind of energy is stored within the cell? Potential energy Electrical energy Chemical energy Kinetic energy Potential energy Electrical energy Chemical energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? None 2k1k2/k1+k2 K1+k2/k1k2 K1k2/k1+k2 None 2k1k2/k1+k2 K1+k2/k1k2 K1k2/k1+k2 ANSWER DOWNLOAD EXAMIANS APP
Physics The unit for measuring electric power is the Watts Volts Watts Steridian Watts Volts Watts Steridian ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following parts of the sunlight makes the solar cooker hot ? Cosmic rays Ultra violet Red light Infra red Cosmic rays Ultra violet Red light Infra red ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Hydro-electric generators Solar power plants Batteries All of these Hydro-electric generators Solar power plants Batteries All of these ANSWER DOWNLOAD EXAMIANS APP
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