Q.2125·Miscellaneous·2023·EasyA rectangle ABCD is kept in front of a concave mirror of focal length f with its corners A and B being, respectively, at distances 2f and 3f from the mirror with AB along the principal axis as shown in the figure. It forms an image A'B'C'D' in front of the mirror. What is the ratio of B'C' to A'D' ?View question
Q.2126·Miscellaneous·2023·EasyWhich one of the following statements is not true for a flute, a musical instrument ?View question
Q.2130·Miscellaneous·2023·EasyWhich one among the following statements about the Mansabdari system is correct ?View question
Q.2131·Miscellaneous·2023·EasyAmong the following, which is not the correct method for keeping the curd ?View question
Q.2132·Miscellaneous·2023·EasyWhich Governor General of Bengal underwent impeachment proceedings in the British Parliament ?View question
Q.2133·Miscellaneous·2023·EasyWhich one of the following apparatus is used for separating benzene and water mixture ?View question
Q.2134·Miscellaneous·2023·EasyIf a, b, c are in AP, then what is | x+1 x+2 x+3 | | x+2 x+3 x+4 | | x+a x+b x+3 | equal to?View question
Q.2135·Miscellaneous·2023·EasyAn iron nail dipped in copper sulphate solution turns brown. This is due to which one of the following types of reactions ?View question
Q.2136·Miscellaneous·2023·EasyWho among the following composed the ‘Prayag Prashasti’ of Samudragupta ?View question
Q.2137·Miscellaneous·2023·EasyWhich one of the following statements about X-rays is not true ?View question
Q.2139·Miscellaneous·2023·EasyLet x be the number of permutations of the word ‘PERMUTATIONS’ and y be the number of permutations of the word ‘COMBINATIONS’. Which one of the following is correct?View question
Q.2140·Miscellaneous·2023·EasyConsider the statements: 1.(25)! + 1 divisible by 26 2.(6)! + 1 divisible by 7 Which of the above statements is/are correct?View question
Q.2141·Miscellaneous·2023·EasyIn an AP, the first term is x and the sum of the first n terms is zero. What is the sum of next m terms?View question
Q.2142·Miscellaneous·2023·EasyIf 2^1/c, 2^b/ac, 2^1/a are in GP, then which one of the following is correct?View question