1
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

A solenoid of length 0.4 m and having 500 turns of wire carries a current of 3 A . A thin coil having 10 , turns of wire and of radius 0.01 m carries a current of 0.4 A . The torque required to hold the coil in the middle of the solenoid with its axis perpendicular to the axis of solenoid.

A
$6 \times 10^{-5} \mathrm{~N}-\mathrm{m}$
B
$5.92 \times 10^{-6} \mathrm{~N}-\mathrm{m}$
C
$3.42 \times 10^{-6} \mathrm{~N}-\mathrm{m}$
D
$225 \times 10^{-5} \mathrm{~N}-\mathrm{m}$
2
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Which of the following graph represents the variation of magnetic flux density $B$ with distance $r$ for a straight long wire carrying an electric current?

A
VITEEE 2024 Physics - Moving Charges and Magnetism Question 1 English Option 1
B
VITEEE 2024 Physics - Moving Charges and Magnetism Question 1 English Option 2
C
VITEEE 2024 Physics - Moving Charges and Magnetism Question 1 English Option 3
D
VITEEE 2024 Physics - Moving Charges and Magnetism Question 1 English Option 4
3
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Three charges, each of $+4 \mu \mathrm{C}$, are placed at the corners $A, B, C$ of a square $A B C D$ of side 1 m . What is the magnitude (in $\mathrm{NC}^{-1}$ ) of electric field at point $O$ towards point $D$ ?

A
66000
B
72000
C
51000
D
64000
4
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

36 cells each of internal resistance $0.5 \Omega$ and emf 1.5 V each are used to send current through an external circuit of $2 \Omega$ resistor. For getting maximum current, $n$ cells are combined in series in each row. If total number of such rows are $m$, then the value of $(n / m)$ will be

A
4
B
6
C
8
D
3
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12