NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension: Questions 427 - 431 of 828
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Question number: 427
Question number: 428
Question number: 429
Consider the following statements of greenhouse effect
I. trapping of radiation on the Earth atmosphere.
II. Increase in the Earth temperature which is known as global warming.
Which of the above statements is/are correct?
Neither I nor II
I and II
Question number: 430
Two plane mirrors are inclined to each other at an angle of 90° as shown in figure. A ray of light falls on the mirror M 1 at angle 60° and after reflection, falls on the other mirror M 2 from which it get reflected by angle i. The value of third angle is?
Question number: 431
The decreasing order of temperature of different zones of a candle is
outermost zone, middle zone, innermost zone
middle zone, innermost zone, outermost zone
outermost zone, innermost zone, middle zone
innermost zone, middle zone, outermost zone