EasyPhysics
+4 / -1
A galvanometer has resistance of 30 Ω and a current of 1 mA is needed to give full scale deflection. The resistance required to be connected in series to convert it into a voltmeter of range 1 V will be
A
930 Ω
B
970 Ω
C
1000 Ω
D
530 Ω
Previous
An open vessel having square base of side length 2 m and height 1 m, is filled w
Next-- Two concentric coplanar circular loops of radii a and b carry currents x and
More from PYQ2025
Easy
Which of the following is not the unit of length :
Medium-- The speed of light in a medium is 1.5 × 10⁸ m/s. The critical angle for this medium with respect
MediumThe frequency of an electromagnetic wave in free space is 2 MHz. When it passes through a medium of
Easy-- In a p-type semiconductor, the majority charge carriers are
Easy-- The energy of an electron in nth orbit of hydrogen atom is E_n = -13.6/n² eV. The energy required
Medium-- Two magnets of magnetic moments M and 2M are placed in a vibration magnetometer, with like poles
Practice Physics Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams