1
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
A force of F = (5y + 20)$$\widehat j$$ N acts on a particle. The work done by this force when the particle is moved from y = 0 m to y = 10 m is ___________ J.
Your input ____
2
JEE Main 2021 (Online) 25th July Morning Shift
Numerical
+4
-1
In the reported figure, two bodies A and B of masses 200 g and 800 g are attached with the system of springs. Springs are kept in a stretched position with some extension when the system is released. The horizontal surface is assumed to be frictionless. The angular frequency will be ____________ rad/s when k = 20 N/m.


Your input ____
3
JEE Main 2021 (Online) 20th July Morning Shift
Numerical
+4
-1
In a spring gun having spring constant 100 N/m a small ball 'B' of mass 100 g is put in its barrel (as shown in figure) by compressing the spring through 0.05 m. There should be a box placed at a distance 'd' on the ground so that the ball falls in it. If the ball leaves the gun horizontally at a height of 2 m above the ground. The value of d is _________ m. (g = 10 m/s2).


Your input ____
4
JEE Main 2021 (Online) 18th March Evening Shift
Numerical
+4
-1
A ball of mass 4 kg, moving with a velocity of 10 ms$$-$$1, collides with a spring of length 8 m and force constant 100 Nm$$-$$1. The length of the compressed spring is x m. The value of x, to the nearest integer, is ____________.
Your input ____
Questions Asked from Work Power & Energy (Numerical)
Number in Brackets after Paper Indicates No. of Questions
JEE Main 2023 (Online) 1st February Evening Shift (2) JEE Main 2022 (Online) 28th July Morning Shift (1) JEE Main 2022 (Online) 25th June Morning Shift (2) JEE Main 2022 (Online) 24th June Morning Shift (1) JEE Main 2021 (Online) 1st September Evening Shift (1) JEE Main 2021 (Online) 31st August Morning Shift (1) JEE Main 2021 (Online) 27th August Morning Shift (1) JEE Main 2021 (Online) 26th August Morning Shift (1) JEE Main 2021 (Online) 27th July Evening Shift (1) JEE Main 2021 (Online) 25th July Evening Shift (1) JEE Main 2021 (Online) 25th July Morning Shift (1) JEE Main 2021 (Online) 20th July Morning Shift (1) JEE Main 2021 (Online) 18th March Evening Shift (1) JEE Main 2021 (Online) 18th March Morning Shift (1) JEE Main 2021 (Online) 26th February Morning Shift (1) JEE Main 2021 (Online) 25th February Morning Shift (1) JEE Main 2020 (Online) 5th September Evening Slot (1) JEE Main 2020 (Online) 3rd September Evening Slot (1) JEE Main 2020 (Online) 3rd September Morning Slot (1) JEE Main 2020 (Online) 2nd September Morning Slot (1) JEE Main 2020 (Online) 8th January Morning Slot (1) JEE Main 2020 (Online) 7th January Morning Slot (1)