Physics The component used for tuning a radio is basically a variable Resisto Condenser Transformer Inductor Resisto Condenser Transformer Inductor ANSWER DOWNLOAD EXAMIANS APP
Physics When number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes? Three times Six times Nine times One–third Three times Six times Nine times One–third ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Light waves on it Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it Ultra high frequency waves on it Microwaves on it Radio waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? Gold All of these Silver Copper Gold All of these Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a conductor of electricity ? Pure water Benzene Salt water Rubber Pure water Benzene Salt water Rubber ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled ANSWER DOWNLOAD EXAMIANS APP