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Recent questions tagged measurement
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1
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An ideal gas at room temperature has 10^5 molecules per cubic centimetre. Its pressure is of the order of
asked
Apr 6, 2019
in
JEE
by
kratos
measurement
irodov
mensuration
class-8
phase transformations
jee
surface area and volume of cube and cuboid
class-9
class-7
jee mains
kinetic theory of gases
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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
+3
votes
1
answer
What would be the SI unit for the quantity PV2T2/N
asked
Apr 2, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
measurement
cbse
class-11
class-7
states of matter
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1
answer
Which of the following terms are unitless?
asked
Apr 1, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
physical world
measurement
cbse
class-11
class-12
introduction of physics
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votes
1
answer
The time of oscillation 't' of a small drop of a liquid under surface tension (*) depends upon the density d,
asked
Mar 30, 2019
in
JEE
by
kratos
physical world
measurement
class-11
jee
jee mains
units and measurements
+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
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1
answer
What is a conserved physical quantity?
asked
Mar 27, 2019
in
Class 11
by
kratos
physical world
measurement
class-11
+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
+3
votes
1
answer
Find the center of mass cut from the first quadrant by the circle x^2 + y^2 = a^2
asked
Mar 26, 2019
in
JEE
by
kratos
measurement
circumference and area of a circle
class-8
jee
class-10
jee mains
areas related to circles
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votes
1
answer
Through a rectangular field of length 90 m and breadth 60 m, two roads are constructed which
asked
Mar 25, 2019
by
kratos
perimeter and area
measurement
class-7
nmtc
+2
votes
1
answer
A circular flower garden has an area of 314 m^2. A sprinkler at the centre of the garden can
asked
Mar 24, 2019
in
Class 12
by
kratos
measurement
mensuration
reproduction in organisms
perimeter and area
class-6
class-7
class-12
+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:
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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.
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Mar 23, 2019
in
Physics
by
kratos
measurement
class-7
icse
class-6
physical quantities
+2
votes
1
answer
Which of the following units denotes the dimensions [ML^2 / Q^2], where Q denotes the electric charge?
asked
Mar 22, 2019
in
JEE
by
kratos
measurement
physical world
class-11
jee
class-7
jee mains
+3
votes
1
answer
If (1 + m^2 )x^2 – 2(1 + 3m)x + (1 + 8m) = 0. Then the numbers of value(*) of m for which this equation has no solution
asked
Mar 21, 2019
in
JEE
by
kratos
measurement
class-8
jee
quadratic equations
class-9
jee mains 2019
jee mains
comparing quantities
surface areas and volume of a right circular cone
+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
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