Q.5023·Miscellaneous·2020·EasyA lemon kept in water in a glass tumbler appears to be larger than its actual size. It is because ofView question
Q.5025·Miscellaneous·2020·EasyName the scientist who first used a glass prism to obtain the spectrum of sunlightView question
Q.5026·Miscellaneous·2020·EasyWhich one of the following statements regarding magnetic field is NOT correct?View question
Q.5028·Miscellaneous·2020·EasyA husband and wife appear in an interview for two vacancies for the same post. The probability of the husband’s selection is 1/7 and that of the wife’s selection is 1/5. If the events are independent, then the probability of which one of the following is 11/35 ?View question
Q.5029·Miscellaneous·2020·EasyThe arithmetic mean of 100 observations is 40. Later, it was found that an observation ‘53’ was wrongly read as ‘83’. What is the correct arithmetic mean ?View question
Q.5030·Miscellaneous·2020·EasyWhat is the probability that February of a leap year selected at random, will have five Sundays ?View question
Q.5031·Miscellaneous·2020·EasyA dealer has a stock of 15 gold coins out of which 6 are counterfeits. A person randomly picks 4 of the 15 gold coins. What is the probability that all the coins picked will be counterfeits ?View question
Q.5032·Miscellaneous·2020·EasyIn a lottery of 10 tickets numbered 1 to 10, two tickets are drawn simultaneously. What is the probability that both the tickets drawn have prime numbers ?View question
Q.5033·Miscellaneous·2020·EasyA committee of 3 is to be formed from a group of 2 boys and 2 girls. What is the probability that the committee consists of 2 boys and 1 girl ?View question
Q.5034·Miscellaneous·2020·EasyWhich one of the following statements about the Revolt of 1857 is correct?View question
Q.5035·Miscellaneous·2020·EasyConsider a random variable X which follows Binomial distribution with parameters n = 10 and p = 1/5. Then Y = 10 – X follows Binomial distribution with parameters n and p respectively given byView question
Q.5036·Miscellaneous·2020·EasyWhat was the consequence of Permanent Settlement on rural society in Bengal?View question
Q.5038·Miscellaneous·2020·EasyAtomic mass of an element is equal to the sum of number ofView question