1
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

A system to 10 balls each of mass 2 kg are connected via massless and unstretchable string. The system is allowed to slip over the edge of a smooth table as shown in figure. Tension on the string between the 7th and 8th ball is __________ N when 6th ball just leaves the table.

JEE Main 2022 (Online) 26th June Evening Shift Physics - Laws of Motion Question 66 English

Your input ____
2
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

A geyser heats water flowing at a rate of 2.0 kg per minute from 30$$^\circ$$C to 70$$^\circ$$C. If geyser operates on a gas burner, the rate of combustion of fuel will be ___________ g min$$-$$1.

[Heat of combustion = 8 $$\times$$ 103 Jg$$-$$1, Specific heat of water = 4.2 Jg$$-$$1 $$^\circ$$C$$-$$1]

Your input ____
3
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

A set of 20 tuning forks is arranged in a series of increasing frequencies. If each fork gives 4 beats with respect to the preceding fork and the frequency of the last fork is twice the frequency of the first, then the frequency of last fork is _________ Hz.

Your input ____
4
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

Two 10 cm long, straight wires, each carrying a current of 5A are kept parallel to each other. If each wire experienced a force of 10$$-$$5 N, then separation between the wires is ____________ cm.

Your input ____
JEE Main Papers
2023
2021
EXAM MAP