1
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
The magnifying power of a telescope is 9 . When it is adjusted for parallel rays, the distance between the objective and eyepiece is 20 cm . The ratio of focal length of objective lens to focal length of eyepiece is found to be $ m $, then the value of $ m $ is
A
8
B
7
C
9
D
12
2
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
In the given circuit, $ E_{1}=E_{2}=E_{3}=2 \mathrm{~V} $ and $ R_{1}=R_{2}=4 \Omega $, then current flowing through the branch $ A B $ is

BITSAT 2024 Physics - Current Electricity Question 1 English

A
zero
B
$ 2 A $ from $ A $ and $ B $
C
$ 2 A $ from $ B $ to $ A $
D
$ 5 A $ from $ B $ to $ B $
3
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
An oil drop of radius $ 1 \mu \mathrm{~m} $ is held stationary under a constant electric field of $ 3.65 \times 10^{4} \mathrm{~N} / \mathrm{C} $ due to some excess electrons presence on it. If the density of oil drop is $ 1.26 \mathrm{~g} / \mathrm{cm}^{3} $, then number of excess electrons on the oil drop approximately are [Take, $ g=10 \mathrm{~ms}^{-2} $ ]
A
7
B
12
C
9
D
8
4
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
In YDSE, monochromatic light falls on a screen 1.80 m from two slits separated by 2.08 mm . The first and second order bright fringes are separated by 0.553 mm . The wavelength of light used is
A
520 nm
B
639 nm
C
715 nm
D
None of these
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