Physics A wheel-barrow is an example of Pulley system Class I lever Class III lever Class II lever Pulley system Class I lever Class III lever Class II lever ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 1 T 4 T 8 T 2 T 1 T 4 T 8 T 2 T ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Transverse waves on a string Longitudinal waves on a string Sound waves in air Light waves Transverse waves on a string Longitudinal waves on a string Sound waves in air Light waves ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The glass of the bell jar absorbs the sound waves The bell jar is too small The ringing is not loud enough There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The bell jar is too small The ringing is not loud enough There is no air or any other gas in the bell jar ANSWER DOWNLOAD EXAMIANS APP
Physics A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf's is : 0.21111111111111 0.12638888888889 0.12777777777778 0.20902777777778 0.21111111111111 0.12638888888889 0.12777777777778 0.20902777777778 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the metals has the maximum thermal conductivity? Copper Silver Aluminium Iron Copper Silver Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
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