Physics A transformer Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre? 3.75 diopters 11.25 diopters -11.25 diopters -3.75 diopters 3.75 diopters 11.25 diopters -11.25 diopters -3.75 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics Natural radioactivity was discovered by Ernest Rutherfor Enrico Fermi Marie Curie Henri Becquerel Ernest Rutherfor Enrico Fermi Marie Curie Henri Becquerel ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because The exhaled warmer air rises up and goes out These provide some sunlight in the room These do not look nice in the lower part These provide cross ventilation in the room The exhaled warmer air rises up and goes out These provide some sunlight in the room These do not look nice in the lower part These provide cross ventilation in the room ANSWER DOWNLOAD EXAMIANS APP
Physics Which electromagnetic radiation is used for satellite communication ? Millimeter wave Radiowave Ultraviolet Infrared Millimeter wave Radiowave Ultraviolet Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following have the same unit ? Work and power Work and torque Torque and moment of inertia Torque and angular momentum Work and power Work and torque Torque and moment of inertia Torque and angular momentum ANSWER DOWNLOAD EXAMIANS APP
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