Q.14420·Miscellaneous·2011·EasyWhat is the differential equation of all parabolas whose axes are parallel to y-axis? where c is a constant.View question
Q.14421·Miscellaneous·2011·EasyWhat is the value of k for which the following function f(x) is continuous for all x ?View question
Q.14422·Miscellaneous·2011·EasyConsider the following statements : 1. The inverse of a square matrix, if it exists, is unique. 2. If A and B are singular matrices of order n, then AB is also a singular matrix of order n. Which of the statements given above is/are correct?View question
Q.14423·Miscellaneous·2011·EasyWhat is the equation of the line passing through (2, –3) and parallel to y-axis ?View question
Q.14424·Miscellaneous·2011·EasyConsider the following with regard to a relation R on a set of real numbers defined by xRy if and only if 3x + 4y = 5 : 1. 0 R 1 2. 1 R 1/2 3. 2/3 R 3/4 Which of the above are correct?View question
Q.14425·Miscellaneous·2011·EasyThe students of a class are offered three languages (Hindi, English and French). 15 students learn all the three languages whereas 28 students do not learn any language. The number of students learning Hindi and English but not French is twice the number of students learning Hindi and French but not English. The number of students learning English and French but not Hindi is thrice the number of students learning Hindi and French but not English. 23 students learn only Hindi and 17 students learn only English. The total number of students learning French is 46 and the total number of students learning only French is 11. How many students learn English and French?View question
Q.14426·Miscellaneous·2011·EasyThe students of a class are offered three languages (Hindi, English and French). 15 students learn all the three languages whereas 28 students do not learn any language. The number of students learning Hindi and English but not French is twice the number of students learning Hindi and French but not English. The number of students learning English and French but not Hindi is thrice the number of students learning Hindi and French but not English. 23 students learn only Hindi and 17 students learn only English. The total number of students learning French is 46 and the total number of students learning only French is 11. How many students learn at least one language?View question
Q.14428·Miscellaneous·2011·EasyWhat is the equation of the line joining the origin with the point of intersection of the lines 4x + 3y = 12, and 3x + 4y = 12?View question
Q.14429·Miscellaneous·2011·EasyIn an examination, there are 3 multiple-choice questions and each question has 4 choices. If a student randomly selects an answer for all the three questions, what is the probability that the student will not answer all the three questions correctly?View question
Q.14431·Miscellaneous·2011·EasyWhat is the cumulative frequency curve of statistical data commonly called?View question
Q.14432·Miscellaneous·2011·EasyIf A and B are two mutually exclusive events, then what is P(AB) equal to?View question
Q.14433·Miscellaneous·2011·EasyWhich one of the following is the unit vector perpendicular to the vectors 4i + 2j and –3i + 2j ?View question
Q.14434·Miscellaneous·2011·EasyConsider the following statements in respect of the vectors u₁ = (1, 2, 3), u₂ = (2, 3, 1), u₃ = (1, 3, 2) and u₄ = (4, 6, 2) 1. u₁ is parallel to u₄ 2. u₂ is parallel to u₄ 3. u₂ is parallel to u₃ Which of the statements given above is/are correct?View question
Q.14435·Miscellaneous·2011·EasyThe line mx + ny = 1 passes through the points (1, 2) and (2, 1). What is the value of m?View question
Q.14436·Miscellaneous·2011·EasyWhich one among the following is not a source of renewable energy?View question