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Recent questions tagged physical quantities
+2
votes
1
answer
The relative density of alcohol is 0.8. Its density is 1. 0.8 2. 800 kg m^3
asked
Apr 5, 2019
in
Physics
by
kratos
measurement
class-8
physical quantities
class-7
icse
+2
votes
1
answer
What is the unit of relative density ?
asked
Mar 30, 2019
in
Physics
by
kratos
class-8
measurement
physical quantities
icse
+3
votes
1
answer
Assertion (A) : A jet aircraft moving at Mach Number equal to 1 travels faster at an altitude of 15 km than while moving .
asked
Mar 29, 2019
in
JEE
by
kratos
measurement
csat
class-11
jee
optics and sound
physical quantities
class-7
icse
jee mains
motion in a plane
+2
votes
1
answer
In ancient times, a cubit was used to measure the mass of an object.
asked
Mar 27, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
+1
vote
1
answer
Explain the working of a beam balance.
asked
Mar 27, 2019
in
Physics
by
kratos
measurement
physical quantities
icse
class-6
+2
votes
1
answer
What are fundamental physical quantities? Name any three fundamental physical quantities.
asked
Mar 24, 2019
in
Physics
by
kratos
measurement
physical quantities
icse
class-6
+3
votes
1
answer
The average speed of a moving object during a given interval of time is always:
asked
Mar 23, 2019
in
JEE
by
kratos
measurement
physical quantities
jee
kinematics
class-6
class-9
icse
jee mains
+3
votes
1
answer
Name the device which you will use to measure the perimeter of your play ground. Describe in steps how you will use it.
asked
Mar 23, 2019
in
Physics
by
kratos
measurement
class-7
icse
class-6
physical quantities
+1
vote
1
answer
A piece of paper of dimensions 1.5 m x 20 cm has area : 1. 30 m^2 2. 300 cm^2 3. 0.3 m^2 4. 3000 m^3
asked
Mar 20, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
+1
vote
1
answer
A cork has a volume 25 cm^3. The density of cork is 0.25 g cm^-3. Find the mass of cork.
asked
Mar 20, 2019
in
Physics
by
kratos
measurement
class-8
physical quantities
class-7
icse
+2
votes
1
answer
Define the term volume of an object.
asked
Mar 19, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
+3
votes
1
answer
The dimensions of a hail are 10 m × 7 m × 5 m. If the density of air is 1.11 kg m^-3, find the mass of air in the hail.
asked
Mar 16, 2019
in
Physics
by
kratos
measurement
class-8
physical quantities
class-7
icse
+2
votes
1
answer
20 one – rupee coins are placed one above the other. If their total height is 32 mm, find the thickness of one coin.
asked
Mar 14, 2019
in
Class 9
by
kratos
measurement
class-8
physical quantities
class-6
class-9
class-7
icse
+2
votes
1
answer
Grass is to be **** a rectangular field of dimensions 55 m × 45 m. Calculate the area of the field.
asked
Mar 13, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
+3
votes
1
answer
What are derived physical quantities? Give any two examples of derived physical quantities.
asked
Mar 12, 2019
in
Physics
by
kratos
measurement
physical quantities
icse
class-6
+2
votes
1
answer
Explain why, a piece of glass sinks in water but it floats in mercury.
asked
Mar 11, 2019
in
Class 9
by
kratos
measurement
gravitation
class-8
icse
physical quantities
class-9
+3
votes
1
answer
Calculate the volume of wood of mass 6000 kg if the density of wood is 0.8 g Cm
asked
Mar 8, 2019
in
Physics
by
kratos
measurement
class-8
physical quantities
class-7
icse
+2
votes
1
answer
Match the following columns (a) length of a housing plot (i) clock
asked
Mar 7, 2019
in
Physics
by
kratos
measurement
class-8
physical quantities
class-6
icse
+2
votes
1
answer
You are required to take out 200 ml of milk from a bucket full of milk. How will you do it ?
asked
Mar 6, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
+2
votes
1
answer
Amit dipped a stone tied with a string in a measuring cylinder filled with water. If the initial level of water was 56 mL
asked
Mar 5, 2019
in
Physics
by
kratos
measurement
physical quantities
class-6
class-7
icse
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