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20 questions
The length of a Space between two points is called?
Distance
Unit
Measurement
The comparison of an unknown quantity with a known fixed quantity of the same kind is called?
Which of the following is not an accurate unit of length of measurement?
Foot-Span
Cubit
Hand-Span
All of the above
What is the SI unit of length?
Which is a correct relationship?
1 m = 100 cm
1 cm = 100 mm
1 km = 100 m
all of these
Which is an example of a periodic motion?
A spinning top
Motion of a bus on road
Oscillation of a pendulum
A stone dropped from a certain height
A millimeter is _______ of a metre
A centimeter is ________ of a metre.
One-Hundredth
One-Fourth
The known fixed quantity used in measurement is called?
An example of rectilinear motion is
apple falling from a tree
a spinning top
a spinning top
both (a) and (b)
Assertion (A) : A boy sitting in a moving train is at rest with respect to his future passengers.
Reason (R) : Rest and motion are irrelevant terms
Both A and R are true but R is the correct explanation of the assertion
A is true but R is false
Both A and R are true but R is the incorrect explanation of the assertion
A is false but R is true
nvention of…………. made great change in modes of transport.
Motion is the change in …………….. of an object.
The result of a measurement is expressed in two parts.
True
False
Marchpast of soldiers in a parade is a periodic motion.
False
True
What kind of motion is executed by a pendulum of a wall clock?
Circular motion
Vibratory motion
Linear motion
Oscillatory motion
Marchpast of soldiers in a parade is a periodic motion.
True
False
Which is a standard unit of measurement?
Angul (finger)
Inch
Step
Mutthi (fist)
15 cm are equal to
In the following figure, the proper way of reading scale is
C
B
A
Any way can be choosen
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