Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become 14C 7C C C/7 14C 7C C C/7 ANSWER DOWNLOAD EXAMIANS APP
Physics The safest hammers are those with heads that are Welded and alloyed Alloy and drop-forged steel Chiseled and drop forged Cast steel and chiseled Welded and alloyed Alloy and drop-forged steel Chiseled and drop forged Cast steel and chiseled ANSWER DOWNLOAD EXAMIANS APP
Physics . . . . . . . . . exerts a force on anything that has an electric charge. Inductive field Electrostatic force Electric field All of these Inductive field Electrostatic force Electric field All of these ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because It does not form a closed path for the flow of current It has high resistance Its feet are good insulators The body is earthed It does not form a closed path for the flow of current It has high resistance Its feet are good insulators The body is earthed ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Interference Diffraction Reflection Polarization Interference Diffraction Reflection Polarization ANSWER DOWNLOAD EXAMIANS APP
Physics Which elements are malleable and good conductors of electricity? Tin and silver Iodine and silver Tin and xenon Iodine and xenon Tin and silver Iodine and silver Tin and xenon Iodine and xenon ANSWER DOWNLOAD EXAMIANS APP
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