Q.3007·Miscellaneous·2022·EasyConsider the following statements: 1. The degree of the differential equation dy/dx + cos(dy/dx) = 0 is 1. 2. The order of the differential equation [(d²y/dx²)³ + cos(dy/dx)] = 0 is 2. Which of the statements given above is/are correct?View question
Q.3008·Miscellaneous·2022·EasyWhich one of the following rivers in India was not crossed by Alexander and his army?View question
Q.3009·Miscellaneous·2022·EasyWho among the following has described the medieval Indian postal system as of two kinds—the horse-post called ‘Uluq’ and the foot-post called ‘Dawa’?View question
Q.3010·Miscellaneous·2022·EasyAt which among the following Harappan sites are fire altars found?View question
Q.3011·Miscellaneous·2022·EasyWhat is the differential equation of the family of parabolas having vertex at origin and axis along positive y-axis?View question
Q.3012·Miscellaneous·2022·EasyConsider the following statements on computation of density : Physiological density can be computed by dividing the total population by the net cultivable area. Agricultural density can be computed by dividing the total agricultural population by the net cultivable area. Population density can be computed by dividing the total population by the total area. How many of the above statements is/are correct?View question
Q.3013·Miscellaneous·2022·EasyWhat is the solution of the differential equation (dy – dx) + cos x(dy + dx) = 0?View question
Q.3014·Miscellaneous·2022·EasyThe formation of ‘tors’ on small rocky hills is associated with which among the following?View question
Q.3015·Miscellaneous·2022·EasyLet x be the mean of squares of first n natural numbers and y be the square of mean of first n natural numbers. If x/y = 55/42², then what is the value of n?View question
Q.3016·Miscellaneous·2022·EasyConsider the following statements about anticyclones : Anticyclones are high pressure systems. Air in the centre of the system must be subsiding. Anticyclones are characterized by converging winds. How many of the above statements is/are correct?View question
Q.3017·Miscellaneous·2022·EasyWhat is the probability of getting a composite number in the list of natural numbers from 1 to 50?View question
Q.3018·Miscellaneous·2022·EasyWhich of the following statements is/are correct? The Earth’s crust is brittle in nature. The mean thickness of the oceanic crust is 15 km, whereas that of the continental crust is around 30 km. Select the correct answer using the code given below.View question
Q.3019·Miscellaneous·2022·EasyIn January 2020, the administration of which of the following Union Territories has been merged together?View question
Q.3020·Miscellaneous·2022·EasyTwo convex lenses have focal lengths of 50 cm and 25 cm, respectively. If these two lenses are placed in contact, then the net power of this combination will be equal toView question
Q.3021·Miscellaneous·2022·EasyWhich one of the following terms cannot represent electrical power in a circuit?View question
Q.3022·Miscellaneous·2022·EasyThe refractive index of crown glass is close to 3/2. If the speed of light in air is c, then the speed of light in the crown glass will be close toView question
Q.3023·Miscellaneous·2022·EasyIf n > 7, then what is the probability that C(n, 7) is a multiple of 7?View question
Q.3024·Miscellaneous·2022·EasyA simple pendulum having bob of mass m and length of string l has time period of T . If the mass of the bob is doubled and the length of the string is halved, then the time period of this pendulum will beView question