set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on measurement and SI units topic of general science mcq
(a) Wooden ball
(b) Iron ball
(c) Both would take same time
(d) None of these
The correct answers to the above question in:
Answer: (c)
Since the time of fall of both balls in a vacuum does not depend on the mass of balls, hence, the time taken by both balls will be exactly equal.
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Read more measurement and si units Based General Science Questions and Answers
Question : 1
Among the following the derived quantity is
a) density
b) mass
c) length
d) time
Answer »Answer: (a)
Question : 2
What is the unit of atmospheric pressure?
a) Joule
b) Bar
c) Knot
d) Ohm
Answer »Answer: (b)
Question : 3
'Farad' is the unit of
a) capacitance
b) resistance
c) conductance
d) inductance
Answer »Answer: (a)
Question : 4
1 Kg/$cm^2$ pressure is equivalent to
a) 10.0 bar
b) 0.1 bar
c) 1.0 bar
d) 100.0 bar
Answer »Answer: (c)
Kilogram or Kilogram Force per Square Centimeter (kg/cm2 or kgf/cm2) is a pressure unit that has been largely superseded by the SI unit system of pascal units.
It is the metric equivalent of pounds per square inch (psi). 1 kg/cm2 equals 98,066.5 pascals.
Question : 5
Which one of the following characteristics of the particle does the shaded area of the velocity-time graph shown represent?
a) Distance covered
b) Momentum
c) Acceleration
d) speed
Answer »Answer: (a)
The product of velocity and time if, the distance covered represents the area of the shaded portion.
Question : 6
How many watts are there in a horsepower?
a) 746
b) 1000
c) 750
d) 748
Answer »Answer: (a)
746 watts
A power level of 1 hp is approximately equivalent to 746 watts (W) or 0.746 kilowatts (kW). To convert from horsepower to watts, multiply by 746.
To convert from watts to horsepower, multiply by 0.00134.
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