The olfactory nerves affect what sense in brain?
		A. Smell
B. Feel
C. Touch
D. Hear
		A. Smell
B. Feel
C. Touch
D. Hear
A. 1000 C
B. 2000 C
C. 3000 C
D. 4000 C
Microphone converts sound energy into ___________?
		A. Microwaves
B. Electrical signals
C. Optical Signals
D. Heat energy
A. Mercury
B. Venus
C. Mars
D. Jupiter
		A. Forms a real image
B. Forms a virtual image 
C. Forms an inverted image
D. Produces a larger image
In convex mirrors light rays from a point always gets diverged (they dont meet at any point). So we have to extend them behind the mirror so that they appear to meet. Since image is formed behind of mirror, they cant be received on screen. So it is not real image. Thus it is a virtual image.
		A. U.S
B. Germany
C. Russia
D. U.K
The first controlled fission of an atom was carried out in Germany in 1938. Nuclear fission is the splitting of the nucleus of the atom.
		A. 300°C
B. 350°C
C. 400°C
D. 450°C