Tioli Software- Mock Test

In a Young’s double slit experiment, the source is white light. One of the holes is covered by a red filter and another by a blue filter. In this case

There shall be alternate interference patterns of red and blue.

There shall be an interference pattern for red distinct from that for blue.

There shall be no interference fringes.

Two source S1 and S2 of intensity I1 and I2 are placed in front of a screen [Fig. 10.3 (a)]. The pattern of intensity distribution seen in the central portion is given by Fig. 10.3 (b). In this case which of the following statements are true.

S1 and S2 have the same intensities.

S1 and S2 have a constant phase difference.

) S1 and S2 have the same phase.

Consider sunlight incident on a pinhole of width 103A. The image of the pinhole seen on a screen shall be

A sharp white ring

Different from a geometrical image.

A diffused central spot, white in colour.

Consider the diffraction pattern for a small pinhole. As the size of the hole is increased

The size decreases.

The intensity increases

The size increases.

For light diverging from a point source

The wavefront is spherical.

The intensity decreases in proportion to the distance squared

The wavefront is parabolic.

Other

Please Specify:

Identify the structure of the ovary through which the pollen tube enters to fertilize the egg.

Nucleus

Gamete

Micropyle

Which is a typical example of insect pollination?

Pisumsativum

Cicerarietinum

O Brassica compestris

Salvia splendens have nectar glands and is colorful.

Bryophyte.

Angiosperms.

Gymnosperms.

Select the correct answer

Barbiturates are used as stimulant.

Alcohol causes derangement of mental functions

Alcohol damages liver.

Theasinesis leaves and young twigs are the source of

LSD.

Hashish.

Marijuana.

Tioli Software- Mock Test

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