1
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The dimension of mutual inductance is :

A
$$[M{L^2}{T^{ - 2}}{A^{ - 1}}]$$
B
$$[M{L^2}{T^{ - 3}}{A^{ - 1}}]$$
C
$$[M{L^2}{T^{ - 2}}{A^{ - 2}}]$$
D
$$[M{L^2}{T^{ - 3}}{A^{ - 2}}]$$
2
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In the arrangement shown in figure a1, a2, a3 and a4 are the accelerations of masses m1, m2, m3 and m4 respectively. Which of the following relation is true for this arrangement?

JEE Main 2022 (Online) 26th June Evening Shift Physics - Work Power & Energy Question 44 English

A
4a1 + 2a2 + a3 + a4 = 0
B
a1 + 4a2 + 3a3 + a4 = 0
C
a1 + 4a2 + 3a3 + 2a4 = 0
D
2a1 + 2a2 + 3a3 + a4 = 0
3
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Arrange the four graphs in descending order of total work done; where W1, W2, W3 and W4 are the work done corresponding to figure a, b, c and d respectively.

JEE Main 2022 (Online) 26th June Evening Shift Physics - Work Power & Energy Question 45 English 1 JEE Main 2022 (Online) 26th June Evening Shift Physics - Work Power & Energy Question 45 English 2

JEE Main 2022 (Online) 26th June Evening Shift Physics - Work Power & Energy Question 45 English 3

JEE Main 2022 (Online) 26th June Evening Shift Physics - Work Power & Energy Question 45 English 4

A
W3 > W2 > W1 > W4
B
W3 > W2 > W4 > W1
C
W2 > W3 > W4 > W1
D
W2 > W3 > W1 > W4
4
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A solid spherical ball is rolling on a frictionless horizontal plane surface about its axis of symmetry. The ratio of rotational kinetic energy of the ball to its total kinetic energy is

A
$${2 \over 5}$$
B
$${2 \over 7}$$
C
$${1 \over 5}$$
D
$${7 \over 10}$$
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