MTG NEET Physics

A particle in a certain conservative force field has a potential energy given by V=20xy/z. The force exerted on it is A particle in a certain conservative force field has a potential energy given by V=20xy/z. The force exerted on it is October 28, 2020 Category: Chapter 6 - Work, Energy and Power , MTG [...]

A rod of mass m and length l is made to stand at an angle of 60^o with the vertical. Potential energy of the rod in this position is A rod of mass m and length l is made to stand at an angle of 60^o with the vertical. Potential energy of the rod in [...]

The potential energy of a conservative system is given by V(x)=(x^2 −3x) joule. Then its equilibrium position is at The potential energy of a conservative system is given by V(x)=(x^2 −3x) joule. Then its equilibrium position is at October 28, 2020 Category: Chapter 6 - Work, Energy and Power , MTG NEET Physics , Part [...]

If two Spring A and B with spring constant 2K and k are stretched separately by the same suspended weight then the ratio between the work done in stretching A and B is If two Spring A and B with spring constant 2K and k are stretched separately by the same suspended weight then the [...]

A spring of spring constant 5×10^3N/m is stretched initially by 5 cm from the unstretched position. The work required to stretch it further by another 5 cm is . A spring of spring constant 5×10^3N/m is stretched initially by 5 cm from the unstretched position. The work required to stretch it further by another 5 [...]

A spring of force constant 800 N m^-1 has an extension of 5 cm. The work done in extending it from 5 cm to 15 cm is A spring of force constant 800 N m^-1 has an extension of 5 cm. The work done in extending it from 5 cm to 15 cm is October [...]

A spring, which is initially in its unstretched condition, is first stretched by a length x and then again by a further length x. The work done in the first case is W1 and in the second case is W2. Then A spring is first stretched by a length x and then again by a [...]

Two springs A and B are identical but A is harder than B(kA > kB). Let W A and WB ​ represent the work done when the springs are stretched through the same of the distance and WA’ and WB′ are the work done when these are stretched by equal forces then which of the [...]

If the potential energy of a gas molecule is U=M/r^6−N/r^12,M and N being positive constants, then the potential energy at equilibrium must be If the potential energy of a gas molecule is U=M/r^6−N/r^12 M and N being positive constants then the potential energy at equilibrium must be October 28, 2020 Category: Chapter 6 - Work, [...]

A 8 kg metal block of dimension 16 cm×8 cm×6 cm is lying on a table with its face of largest area touching the table. If g=10 ms^−2, the minimum amount of work done in making it stand with its length vertical is : A 8 kg metal block of dimension 16 cm×8 cm×6 cm [...]