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Recent questions tagged physics
Questions
Which periodic event would you use to measure a year ?
cbsc
class 7
olympiad
science
physics
t9
asked
Nov 8, 2017
by
priyanka.c
1
answer
Which of the following is a scalar quantity ?
cbsc
class 7
olympiad
science
physics
t9
asked
Nov 8, 2017
by
priyanka.c
1
answer
Why are cotton clothes preferred during summer ?
cbsc
class 7
olympiad
science
physics
t9
asked
Nov 8, 2017
by
priyanka.c
1
answer
Heat transfer through the process of conduction occurs when
cbsc
class 7
olympiad
science
physics
t9
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the maximum temperature that water can reach ?
cbsc
class 7
olympiad
science
physics
t9
asked
Nov 8, 2017
by
priyanka.c
1
answer
If a ray of light is incident at an angle of $50^{\circ}$, what would be it's angle of reflection ?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
The work done in pulling up a block of wood weighing 2kN for a length of 10
physics
asked
Nov 8, 2017
by
rushikeshswagh98
1
answer
Lateral inversion is due to ________.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
For an electric circuit to work, the electricity has to be ________.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
Why don't we see sunlight in VIBGYOR ?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the element used to make or break an electric circuit ?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
In an electric circuit, the electric bulb creates light by using _______ to heat up the filament.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
What maintains the equilibrium in the atmosphere ?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
Monsoon winds are the result of temperature difference created due to ________.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
What protects us from the sun's ultraviolet rays?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
If the speed of an object moving along a straight path keeps changing, then it's said to have ________ motion.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
Which periodic event can be related to measuring a day?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
Manoj walks at an average speed of 4 km/hr. How long will it take for him to reach a distance of 1 mile ?
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
Temperature is measured in the units of
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
A wedge is placed on a smooth surface. A solid cylinder is in pure rolling
physics
asked
Nov 8, 2017
by
poojayadav14062002
0
answers
The boiling point of water can be measured using a
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
The transfer of heat from hotter part to colder part of a body without any actual movement of molecule is termed as ______.
cbsc
class 7
olympiad
science
physics
t8
asked
Nov 8, 2017
by
priyanka.c
1
answer
If the angle of reflection of a plane mirror is $35^{\circ}$, at what angle would the ray of light be incident on the surface ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the difference between a mirror and a lens ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
When does a real image occur ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
In order to prevent accidents, the electric fuse consists of a conducting wire made of _______.
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
The thick metallic wire used in an electric bulb is made up of ________.
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What happens while ironing clothes ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the instrument used to measure rainfall?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
How does a hot air balloon moves upward ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is moving air called?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the type of motion experienced when you pedal a bicycle in motion ?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
Rahul walks 6 km in 2 hrs and rests for 30 minutes. Again he walks in the same direction for another 3 km in 1 hr. What is the average speed Rahul walked in during his entire travel?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
The maximum distance covered by an object at a given time determines the object's _________.
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What happens when objects of different temperature are placed in a surrounding?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What is the boiling point of water?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
What happens to the molecules when the temperature of the matter increases?
cbsc
class 7
olympiad
science
physics
t7
asked
Nov 8, 2017
by
priyanka.c
1
answer
A simple pendulum suspended in a vehicle has a time period t when the vehic
physics
asked
Nov 8, 2017
by
pramodlamba683
1
answer
Reflection of light occurs irrespective of _______.
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
Uniform reflection of light depends upon the ______
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
The colour of sunlight appears in tinges during dawn and dusk. Why?
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
The direction of force experienced by a conductor depends upon the _______.
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
What causes lightening ?
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
0
answers
While connecting two cells, the ________ should be connected together.
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
Cyclones are the mass of air that mostly rotates around the centre of _______
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
Atmospheric pressure is exerted due to ________.
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
Two radioactive elements P and Q have half lives 10 and 20 minutes respecti
physics
asked
Nov 7, 2017
by
victorobanero
1
answer
Air occupies space?
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
A uniform disc of mass M and radius R is released from rest as shown in pos
physics
asked
Nov 7, 2017
by
gauravchaudharygk728
0
answers
72 km/hr can also be expressed as
cbsc
class 7
olympiad
science
physics
t6
asked
Nov 7, 2017
by
priyanka.c
1
answer
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