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Calculate the work done by a car against gravity in moving along a straight horizontal road. the mass of the car is 400 kg and the distance moved is 2 m. Calculate the work done by a car against gravity in moving along a straight horizontal road. the mass of the car is 400 kg [...]

A body is being raised to a height h from the surface of earth. What is the sign of work done by (a)applied force (b)Gravitational force A body is being raised to a height h from the surface of earth. What is the sign of work done by (a)applied force (b)Gravitational force November 9, 2020 [...]

A rough inclined plane is placed on a cart moving with a constant velocity u on horizontal ground. A block of mass M rests on the incline. Is any work done by force of friction between the block and incline? Is there then dissipation of energy? A man of mass m standing at the bottom [...]

The electronic configuration of the element which is just above the element number 43 in the same periodic group is The electronic configuration of the element which is just above the element number 43 in the same periodic group is November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Two blocks M1 and M2 having equal mass are free to move on a horizontal frictionless surface. M2 is attached to a massless spring as shown in figure. Initially M2 is at rest and M1 is moving toward M2 with speed v and collides head-on with M2. A man of mass m standing at the [...]

Astatine is a (a) Halogen (b) Rare earth element (c) Alkaline earth metal (d) None of these Astatine is a (a) Halogen (b) Rare earth element (c) Alkaline earth metal (d) None of these November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Group comprising of all metals is (a) III A (b) IV A (c) VII A (d) II A Group comprising of all metals is (a) III A (b) IV A (c) VII A (d) II A November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Under normal condition which of the following electronic configuration is able to form dipositive ion Under normal condition which of the following electronic configuration is able to form dipositive ion November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following element is a metalloid (a) Bi (b) Sn (c) Ge (d) C Which of the following element is a metalloid (a) Bi (b) Sn (c) Ge (d) C November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Hydrogen can be put in halogen group because (a) It has deuterium and tritium as isotopes (b) It forms hydrides like chlorides (c) It contains one electron only (d) It is light Hydrogen can be put in halogen group because (a) It has deuterium and tritium as isotopes (b) It forms hydrides like chlorides (c) [...]