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Recent questions tagged road safety education
+2
votes
1
answer
An electric bulb has a rating of 500 W, 100 V. It is used in a circuit having a 200 V supply.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
current electricity
aiims
series ac circuits
ntse
road safety education
class-10
class-12
electric current in conductors
+2
votes
1
answer
The safe speed of a vehicle on a horizontal curve road is independent of
asked
Apr 6, 2019
in
JEE
by
kratos
cbse
class-11
jee
road safety education
class-9
electric charges and fields
jee mains
class-12
+1
vote
1
answer
Full form of CCTV ?
asked
Mar 29, 2019
in
Class 10
by
kratos
road safety education
class-10
class-7
icse
road safety
+3
votes
1
answer
Find the distance form the top end of a uniform bar of length 24 cm is to be mounted on wall about an axis perpendicular
asked
Mar 21, 2019
in
JEE
by
kratos
trigonometry
jee
elasticity
road safety education
class-10
simple harmonic motion
jee mains
+1
vote
1
answer
The safety speed of a vehicle on a curve horizontal road is
asked
Mar 16, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
road safety education
class-10
jee mains
friction
linear momentum
class-12
+2
votes
1
answer
What does the airbag, used for safety of car driver, contain?
asked
Jan 29, 2019
in
Class 11
by
kratos
class-8
class-11
nsec
road safety education
center of mass
class-9
time and speed
gaseous state
linear momentum
distance
+1
vote
1
answer
A lift can hold 2000 kg, friction is 4000 N and power provided is 60 HP. (1 HP = 746 W)
asked
Jan 14, 2019
in
JEE
by
kratos
electricity
work
class-11
class-10
jee main 2020
road safety education
energy and power
+1
vote
1
answer
Name the type of mirror used in the following situations. (a) ********** of a car.
asked
Jan 4, 2019
in
Class 10
by
kratos
light – reflection and refraction
reflection of light
cbse
road safety education
class-10
sources of energy
+1
vote
1
answer
Noise pollution is measured in terms of :
asked
Dec 19, 2018
in
Class 12
by
kratos
environmental issues
our environment
class-6
road safety education
class-9
class-12
+1
vote
1
answer
A truck and a car are moving with equal velocity. On applying the brakes both will stop after certain distance,
asked
Dec 10, 2018
in
Class 12
by
kratos
motion
neet
jee
aiims
class-9
road safety education
force
jee mains
+1
vote
1
answer
Marginalised caste groups may have gained some pride and self-confidence but otherwise remain excluded and discriminated.
asked
Nov 21, 2018
in
Social Science
by
kratos
sanjay the brave boy
self reliance
the 3ls of empowerment
road safety education
social
class-10
class-7
class-12
+1
vote
1
answer
An internal force can not change the state of motion of centre of mass of a body. How does the internal force of the brakes bring a vehicle to rest ?
asked
Oct 21, 2018
in
Class 12
by
kratos
system of particles
rotational motion
motion of system of particles
class-11
rigid bodies
road safety education
class-9
applications of differential calculus
class-12
+3
votes
1
answer
The K.E. of a person is just half of K.E. of a boy whose mass is just half of that person. If person increases its speed by 1 m/*,
asked
Sep 27, 2018
in
Class 11
by
kratos
work
class-8
energy
class-11
control and coordination
road safety education
class-10
icse
power
+2
votes
1
answer
An electrician has to repair an electric fault on a pole of height 4 meters. He needs to reach a point 1 meter below the top of the pole
asked
Sep 15, 2018
in
JEE
by
kratos
heights and distances
applications of trigonometry
cbse
jee
road safety education
class-10
jee mains
+3
votes
1
answer
A large truck and a car, both moving with a velocity of magnitude v, have a headon collision and both of them come to a halt after that
asked
Sep 15, 2018
in
Class 11
by
kratos
force and laws of motion
road safety education
class-11
class-9
+2
votes
1
answer
Concave mirror is used in ********** of vehicles, because it A. focuses light from the bulb onto nearby vehicles
asked
Sep 13, 2018
in
Class 10
by
kratos
light – reflection and refraction
nda
road safety education
class-10
+1
vote
1
answer
Why we use concave mirror in ********** of vehicles and in torches?
asked
Jun 24, 2018
in
Class 10
by
kratos
light – reflection and refraction
nda
road safety education
class-10
+3
votes
1
answer
An electrician has to repair an electric fault on a pole of height 5 m. She needs to reach a point 1.3m below the top of the pole
asked
Jun 4, 2018
in
Class 10
by
kratos
heights and distances
road safety education
class-10
applications of trigonometry
+1
vote
1
answer
Alok was rejected for driving license as it was found that he could not distinguish between red and green *****.
asked
May 29, 2018
in
Class 12
by
kratos
class-10
principles of inheritance and variation
road safety education
class-12
+3
votes
1
answer
Sodium azide (NaN3) is used in airbag of cars. This is safety device with inflates on an impact according to the reaction
asked
Mar 17, 2018
in
Class 9
by
kratos
road safety education
class-9
nsec
cbse
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