Physics A transformer Converts AC voltage to D.C. voltage Converts electrical energy into mechanical energy Is used to decrease or increase AC voltage Converts DC to AC Converts AC voltage to D.C. voltage Converts electrical energy into mechanical energy Is used to decrease or increase AC voltage Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Coal Solar Biogas Wind Coal Solar Biogas Wind ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirrors are used as a rear view mirror in motor cycles because It forms erect (upright) image It forms smaller image as compared with object All of these It forms real image It forms erect (upright) image It forms smaller image as compared with object All of these It forms real image ANSWER DOWNLOAD EXAMIANS APP
Physics 1 m/s equals ________ km/hr 18/5 43969 43967 16/5 18/5 43969 43967 16/5 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 Its feet are good insulators It has high resistance The body is earthed It does not form a closed path for the flow of current Its feet are good insulators It has high resistance The body is earthed ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature do the Fahrenheit and Celsius scales give the same reading? 32 degreees -40 degreees 0 degreees 212 degrees 32 degreees -40 degreees 0 degreees 212 degrees ANSWER DOWNLOAD EXAMIANS APP