Question

Sumit, Ram and Sham three student of class X fixed the prism, cardboard and screen S. All the three

students start experiment one by one, Sumit fixed cardboard with one hole with suitable distance and

adjust the screen and he got 7 colours on it. Ram fixed another prism in opposite way than that of

Sumit. Sham was agreed with Sumit that angle of incident is equal to angle of emergent after his

experiment.
i) Whose arrangement of apparatus was correct.

(a) Sumit

(b) Ram

(c) Sham

(d) no one


(ii) Why Ram not able to form the image on the screen?

(a) The prism was vertical and erect

(b) The prism was inverted and erect

(c) Both the prism was vertical and erect

(d) Both the prism was inverted and erect

(iii) White light after splitting through the prism form

(a) 14 colour

(b) 7 colour

(c) red and violet colour only

(d) only blue colour.


(iv) Why Sham agreed with Sumit?

(a) Because angle of incident is equal to angle of emergent after his experiment.

(b) Because angle of incident is not equal to angle of emergent after his experiment.

(c) Because both of them are friend so

(d) Because both are study in the same class so


(v) From the above discussion and experimental setup whose logically thinking power is more?

(a) Sumit

(b) Ram

(c) Sham

(d) both Sumit and Ram​

Answer 1

Answer:

The answer is given below

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Explanation:

1. i. Sumit

ii. The prism was inverted and erect

iii. 7 colour

iv. Because angle of Incidence was equal to angle of Emergence after his experiment

v. a. Sumit