Physics In a railway track, two rails are joined end to end with a gap in between them because Accidents due to expansion in summer can be avoided Steel can be saved Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train Accidents due to expansion in summer can be avoided Steel can be saved Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train ANSWER DOWNLOAD EXAMIANS APP
Physics Proton carry a Neutral Charge Positive Charge Variable Charge Negative Charge Neutral Charge Positive Charge Variable Charge Negative Charge ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Latent heat of vaporization of water decreases Latent heat of vaporization of water increases Boiling point of water increases Boiling point of water decreases Latent heat of vaporization of water decreases Latent heat of vaporization of water increases Boiling point of water increases Boiling point of water decreases ANSWER DOWNLOAD EXAMIANS APP
Physics In beta decay what is emitted Neutron All of these Proton Electron Neutron All of these Proton Electron ANSWER DOWNLOAD EXAMIANS APP
Physics When a barometer reading suddenly recedes, it indicates that climate– Will remain cold Incessant rain for at least 48 Will be very warm Will be extremely stormy Will remain cold Incessant rain for at least 48 Will be very warm Will be extremely stormy ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It is a good conductor of heat External heat rays enter into the body through the woollen cloth It reflects heat It is a poor conductor of heat It is a good conductor of heat External heat rays enter into the body through the woollen cloth It reflects heat It is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
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