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WorksheetsQUIZIZZ 1 DP014_20212022
Total questions: 20
Worksheet time: 10mins
Which of the quantities is basic quantity?
Mass
Volume
Weight
Speed
Which of the following list consist only base quantities?
Weight, distance, heat
Mass, speed, electric current
Length, weight and temperature
Displacement, electric current and time
Which of the following is a scalar quantity?
Electric current
Momentum
Force
Impulse
Which of the following is a vector quantity?
Mass of a ball
Age of the earth
Volume of glass sphere
Earth’s gravitational pull on our body
Which of the following physical quantities listed consist only of vector quantities?
force, acceleration, speed
acceleration, velocity, time
displacement, acceleration, momentum
velocity, impulse, power
“to make convenient to express physical quantities either very big or very small”. The statement is about ……
base unit
prefixes
derived unit
unit conversion
Which unit of measurement is greatest?
Decimeters
Millimeters
Centimeters
Kilometers
The wavelength of light is 0.0000006 m. Express the numerical value in suitable units.
0.6 nm
6 nm
60 nm
600 nm
“deci” is one of prefixes. The standard form of "deci" is ……
10-12
10-9
10-6
10-1
“Giga” is one of prefixes. The standard form of Giga is …..
1012
109
106
103
Which of the following prefixes arranged in DESCENDING order is correct?
giga, mega, kilo, nano
kilo, nano, giga, mega
kilo, mega, nano, giga
nano, kilo, mega, giga
What is the resultant vector?
Has magnitude and direction.
Has magnitude only.
Has direction only.
None of the above.
“the process of splitting up a vector into two perpendicular component parts”. The statement is about ……
resolving vector
resultant vector
vector component
vector quantity
“The vector sum of two or more vectors”. The statement is about ……
resolving vector
resultant vector
vector component
vector quantity
“A man of mass 55 kg runs at 5 m s-1 towards North along the road.” The numerical value shows
one scalar and one vector quantity
two vector quantities
two scalar quantities
one derived and one basic quantity
“Fighter jet starting from airbase A flies 350 km at 30° West of North.” The numerical value shows
basic quantity
scalar quantities
vector quantities
derived quantity
Figure below shows a tig-tag match between team A and team B.
What is the resultant force acting on the rope?
150 N acting towards the team A.
150 N acting towards the team B.
850 N acting towards the team B.
850 N acting towards the team A.
Figure below shows a cow is pull and push by two monkeys.
What is the resultant force acting on a cow?
150 N to the right
150 N to the left
300 N to the right
300 N to the left
Resolve the vector into its vertical component.
15 cos 20°
-15 cos 20°
15 sin 20°
-15 sin 20°
Resolve the vector into its horizontal component.
15 cos 20°
-15 cos 20°
15 sin 20°
-15 sin 20°
