Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Series Parallel None of these Mixed arrangement Series Parallel None of these Mixed arrangement ANSWER DOWNLOAD EXAMIANS APP
Physics What type of heat transfer is boiling water? None of these Conduction Convection Radiation None of these Conduction Convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following criterion is used for any metal to be used as a cooking material ? More specific heat More thermal conductivity Less electrical conductivity Less thermal conductivity More specific heat More thermal conductivity Less electrical conductivity Less thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? 100 W Neither Both 25 W 100 W Neither Both 25 W ANSWER DOWNLOAD EXAMIANS APP
Physics When an atom loses an electron it becomes Negative ion None of these Neutron Positive ion Negative ion None of these Neutron Positive ion ANSWER DOWNLOAD EXAMIANS APP
Physics Why is it difficult to breathe at higher altitudes? Due to ozone Due to high humidity Due to low temperature Due to low air pressure Due to ozone Due to high humidity Due to low temperature Due to low air pressure ANSWER DOWNLOAD EXAMIANS APP
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