Question

What should be the minimum length of a plane mirror to get the full image of a boy of height 4 feet?

(a)
4 feet

(b)
6 feet

(c)
2 feet

(d)
1 foot

Answer 1

C

Answer 2

Sure? How?

Answer 3

half the length hoti hai..........

Answer 4

combustion wala question bhi bata do. plzzzzzzzzz

Answer 5

padh ra hu

Answer 6

okkk

Answer 7

aur koi haii

Answer 8

Kya hua?

Answer 9

Which of the following is not an example of spontaneous combustion ?

(a)
Burning of liquified petroleum gas

(b)
Fire caused in coal mines

(c)
Dry white phosphorous liberates white fumes on exposure to air

(d)
All of these

Answer 10

option C

Answer 11

kaise?

Answer 12

ek admi ne "a" bataya.

Answer 13

bas C hi hoga
spontaneous ke liye ext energy ki zroorat nahi hoti
aur a mein b nahi hai
right?
so a to nahi ho sakta