Physics Railway tracks are banked on curves to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP
Physics It is more difficult to walk on ice than on a concrete road because Ice is soft when compared to concrete There is more friction between the ice and feer None of these There is very little friction between the ice and feet pressing it Ice is soft when compared to concrete There is more friction between the ice and feer None of these There is very little friction between the ice and feet pressing it ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of measurement of noise is Acoustics Hertz Amplifier Decibel Acoustics Hertz Amplifier Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics A good conductor while carrying current is Negatively charged Positively charged Electrically neutral Alternately charged positive and negative Negatively charged Positively charged Electrically neutral Alternately charged positive and negative ANSWER DOWNLOAD EXAMIANS APP
Physics The safest hammers are those with heads that are Cast steel and chiseled Alloy and drop-forged steel Welded and alloyed Chiseled and drop forged Cast steel and chiseled Alloy and drop-forged steel Welded and alloyed Chiseled and drop forged ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Audible Subsonic Infrasonic Ultrasonic Audible Subsonic Infrasonic Ultrasonic ANSWER DOWNLOAD EXAMIANS APP