Practice Unit, Measurement & Measuring Instruments RRB PYQ questions from Railway examinations, including RRB NTPC PYQ, RRB Group D PYQ, RRB JE PYQ, RRB ALP PYQ and RRB Technician PYQ. This topic-wise Physics question set covers important concepts related to units, measurement, physical quantities and measuring instruments, helping you revise essential concepts and understand the types of questions asked in RRB examinations.
Each question includes the correct answer and an explanation to help you understand the concept, strengthen your Physics fundamentals, and revise important topics for RRB Railway examinations.
71
What is the SI unit of wave speed?
RRB JE
2019
72
SI unit of electric current is
RRB Group D; RRB Group D; RRB ALP & Technician
RRB Group D; RRB Group D; RRB ALP & Technician
2018; 2018; 2018
73
Which of the following pairs does not have the same SI units?
RRB Group D; RRB Group D
2018; 2018
74
Atomic radius is measured in
RRB JE
2019
75
Match the following: (1) Magnetic flux density (2) Self inductance (3) Magnetic flux
RRB SSE
2014
76
In the following which pair has not same unit?
RRB Group D
2018
77
In CGS system, the unit of strain is
RRB SSE
2014
78
Which of the following has no unit?
RRB ALP & Technician; RRB Group D
RRB ALP & Technician; RRB Group D
2018; 2018
79
The international unit of speed is
RRB Group D
2018
80
Which of the following has SI unit ampere?
RRB Group D
2018
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