1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The emf of a cell of internal resistance $2 \Omega$ is measured using a voltmeter of resistance $998 \Omega$. The error in the emf measured is
A
$0.4 \%$
B
$4 \%$
C
$2 \%$
D
$0.2 \%$
2
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In a meter bridge experiment, a resistance of $9 \Omega$ is connected in the left gap and an unknown resistance greater than $9 \Omega$ is connected in right gap. If the resistance in the gaps are interchanged, the balancing point shifts by 10 cm . The unknown resistance is
A
$18 \Omega$
B
$22 \Omega$
C
$11 \Omega$
D
$36 \Omega$
3
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A charge $q$ is spread uniformly over an isolated ring $R$. The ring is rotated about its natural axis with angular speed $\omega$. The magnetic dipole moment of the ring is
A
$\frac{q \omega R}{2}$
B
$q \omega R^2$
C
$\frac{q w R^2}{2}$
D
$\frac{q \omega}{2 R}$
4
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Current sensitivities of two galvanometers $G_1$ and $G_2$ of resistances $100 \Omega$ and $50 \Omega$ are $10^8 \mathrm{div} / \mathrm{A}$ and $0.5 \times 10^5 \mathrm{div} / \mathrm{A}$ respectively. The galvanometer in which the voltage sensitivity is more is $100 \Omega$
A
same in both galvanometers
B
more in $\mathrm{G}_2$
C
zero
D
more in $G_1$
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