TLS Online TPP Program

#Question id: 24162


Black-and-white camera film, in the old days of film photography, was very sensitive to blue light but not to red light. Blue skies would often show very little detail, because the film couldn’t record all that it was seeing. To compensate, photographers would put a red filter on the lens, darkening the sky enough that the film could record its fluffy clouds.

This paragraph best supports the statement that

#General Aptitude
  1. red filters were very popular in the old days of photography.
  2. infrared rays are invisible to the naked eye.
  3. black-and-white photography used to be very popular.
  4. red filters cut out some blue light on black and white film.
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TLS Online TPP Program

#Question id: 23633

#Unit 1. Molecules and their Interaction Relevant to Biology

If an article is sold for Rs. 178 at a loss of 11%; What would be its selling price in order to earn a profit of 11%?

TLS Online TPP Program

#Question id: 23634

#Unit 1. Molecules and their Interaction Relevant to Biology

When an error of 1% is made in the length and breadth of a rectangle, the percentage error (%) in the area of a rectangle will be

TLS Online TPP Program

#Question id: 23635

#Unit 1. Molecules and their Interaction Relevant to Biology

Three individuals X, Y, Z hired a car on a sharing basis and paid Rs. 1, 040. They used it for 7, 8, 11 hours, respectively. What are the charges paid by Y?

TLS Online TPP Program

#Question id: 23636

#Unit 1. Molecules and their Interaction Relevant to Biology

A, B, C, D and E distribute some cards among themselves in a manner that A gets one less than B; C gets 5 more than D; E gets 3 more than B while D gets as many as b. who gets the least number of cards?

TLS Online TPP Program

#Question id: 23637

#Unit 1. Molecules and their Interaction Relevant to Biology

How many numbers from 1 to 100 are such each which is divisible by 8 and whose at least one digit is 8?

TLS Online TPP Program

#Question id: 24223

#Unit 1. Molecules and their Interaction Relevant to Biology

Phosphoglycerate mutase catalyses a reversible shift of the phosphoryl group between C-2 and C-3 of glycerate; which of the following ion is essential for this reaction