Everyday Science MCQS Set 13

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Everyday Science MCQS


What is called the coding or scrambling of information in a life. So that it can only be decoded and read by someone who has the correct decoding key?
Java applet
Firewall
Encoding
Encryption

The biogenetic law was proposed by
Lamarck
Charles Darwin
Alfred Russel Wallace
Ernst Von Haeckel

Two equal sums of money are lent at the same time at 9% annum and 8% per annum simple interest respectively. The former is recovered six month earlier than the later and the amount in each cases is Rs. 17680. Find the sum and the times for which they are lent.
Rs. 125000, 3 yrs & 3 1/2 years
Rs. 13000, 4 yrs & 4 1/2 years
Rs. 10,000 2 yrs & 2 1/ years
Rs..14,500, 5 yrs, & 5 1/2 years

One Gigabyte is approximately equal to
1000,000,000 Bytes
1000,000 Bytes
100000 Bytes
None of these

In what year was Diet Coke invented
1943
1966
1982
1980

The focal length of a convex lens is
Shorter for blue light than for red
Maximum for yellow light
Shorter of red light than for blue
The same for all colours

The town C is there in between A and B. It Nasir travels form A to C with a speed of 4 km/hr and C to B with 6 Km/hr, what is the average speed of Nasir form A to B?
4.6 km
5.2 km
5 km
4.8 km

Which Scottish Mathematician Devised Equation for Electromagnetic Radiation?
Albert Einstein
Clerk Maxwell
James Chadwick
Thomas Edison

________ is the study of fruits and seeds
Carpology
Histology
Pathology
Cryogenics

Which of these is no one of four humours described in ancient medicine?
Urine
Blood
Phlegm
Black bile

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