SaraNextGen Study App [2023-24]
Last Updated On [03-11-2023]

At the traffic signals, red light is used for stop due to the reason that it can be seen from a distance. The phenomenon involved is known as

(a)

Reflection

(b)

Refraction

(c)

Dispersion

(d)

Scattering


Question ID - 101077 :-

At the traffic signals, red light is used for stop due to the reason that it can be seen from a distance. The phenomenon involved is known as

(a)

Reflection

(b)

Refraction

(c)

Dispersion

(d)

Scattering

1 Answer
5876 Votes
3537

Answer Key : (d) -

Scattering



Next Question :

From a uniform disc of mass  and radius  a concentric disc of radius  is cut out. For the remaining annular disc:  is the moment of inertia about axis  about ‘2’,  about ‘3’ and  about ‘4’. Axis ‘1’ and ‘2’ are perpendicular to the disc and ‘3’ and ‘4’ are in the plane of the disc

Axis’2’, ’3’ and ‘4’ intersect at a common point

Match the following

Column-I

Column- II

(A)

 is equal to

(p)

(B)

 is equal to

(q)

(C)

 is equal to

(r)

(D)

 is equal to

(s)

None of these

CODES :

 

A

B

C

D

 

 

a)

D

c

b

a

 

 

b)

c

a

a

b

 

 

c)

b

a

c

d

 

 

d)

a

b

c

d

 

 


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