1
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

A simple telescope, consisting of an objective of focal length $$60 \mathrm{~cm}$$ and a single eye lens of focal length $$5 \mathrm{~cm}$$ is focused on a distant object in such a way that parallel rays emerge from the eye lens. If the object subtends an angle of $$2^{\circ}$$ at the objective, the angular width of the image is

A
$$10^{\circ}$$
B
$$24^{\circ}$$
C
$$50^{\circ}$$
D
$$\frac{1}{6}^{\circ}$$
2
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

A specimen of silicon is to be made $$P$$-type semiconductor for this one atom of indium, on an average, is doped in $$5 \times 10^7$$ silicon atoms. If the number density of silicon is $$5 \times 10^{22}$$ atom/$$\mathrm{m}^3$$ then the number of acceptor atoms per $$\mathrm{cm}^3$$ will be

A
$$2.5 \times 10^{30}$$
B
$$1.0 \times 10^{13}$$
C
$$1.0 \times 10^{15}$$
D
$$2.5 \times 10^{36}$$
3
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

The angle of dip, if dip needle oscillating in vertical plane makes 40 oscillations per min in a magnetic meridian and 30 oscillations per minute in vertical plane at right angle to the magnetic meridian is

A
$$\theta=\sin ^{-1}(0.5625)$$
B
$$\theta=\sin ^{-1}(0.325)$$
C
$$\theta=\sin ^{-1}(0.425)$$
D
$$\theta=\sin ^{-1}(0.235)$$
4
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

Two batteries, one of emf $$18 \mathrm{~V}$$ and internal resistance $$2 \Omega$$ and the other of emf $$12 \mathrm{~V}$$ and internal resistance $$1 \Omega$$ are connected as shown. The voltmeter $$V$$ will record a reading of

AIIMS 2017 Physics - Current Electricity Question 3 English

A
14 V
B
15 V
C
18 V
D
30 V
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