A planet is observed by an astronomical refracting telescope having an objective of focal length 16…1 ) A planet is observed by an astronomical refracting telescope having an objective of focal length 16 m and an eye piece of focal length…Sep 25, 2021Sep 25, 2021
1 ) An object is placed at a distance of f/2 from a convex lens . The image will be ?1 ) An object is placed at a distance of f/2 from a convex lens . The image will be : -Sep 25, 2021Sep 25, 2021
The coefficient of linear expansion of iron is 0.0000111 ) The coefficient of linear expansion of iron is 0.000011 per K . An iron rod is 10 m long at 27 C . The length of rod will decreased by…Sep 21, 2021Sep 21, 2021
1) The length of a metallic rod is 5 m at 0 C ( Celsius ) and become 5.01m1 ) The length of a metallic rod is 5 m at 0 C ( Celsius ) and become 5.01 m on heating up to heating up to 100 C . The linear expansion…Sep 21, 2021Sep 21, 2021
The length of tube of a microscope is 10 cm .1 ) The length of tube of a microscope is 10 cm . The focal length of the objective and eye lens are 0.5 cm and 1.0 cm . The magnifying…Sep 21, 2021Sep 21, 2021
1 ) What is total number of radical and angular nodes present in 5f orbital ?1 ) What is total number of radical and angular nodes present in 5f orbital ?Sep 21, 2021Sep 21, 2021
1) At constant temperature , on increasing the pressure of a gas by 5 % , its volume will decrease…1 ) At constant temperature , on increasing the pressure of a gas by 5 % , its volume will decrease by : -Sep 21, 2021Sep 21, 2021
1 ) Find the pressure exerted below a column of water , open to the atmosphere at the depth , a )…1 ) Find the pressure exerted below a column of water , open to the atmosphere at the depth ,Sep 13, 2021Sep 13, 2021
1 ) A certain charge liberate 0.81 ) A certain charge liberate 0.8 g of oxygen . The same charge will liberate , how many g of silver : -Sep 12, 2021Sep 12, 2021
The electric current in a circular coil of two turns produced a magnetic induction of 0.21 ) The electric current in a circular coil of two turns produced a magnetic induction of 0.2 T at its center . The coil is unwounded and…Sep 12, 2021Sep 12, 2021
