Q.4141·Miscellaneous·2021·EasyThe sound created in a big hall persists because of the repeated reflections. The phenomenon is calledView question
Q.4142·Miscellaneous·2021·EasyWhen light is scattered by a molecule and the frequency of the scattered light is changed, this phenomenon is calledView question
Q.4143·Miscellaneous·2021·EasyWhich one of the following statements about the cleansing action of soap is not true?View question
Q.4144·Miscellaneous·2021·EasyHydrogenation of vegetable oils using nickel catalyst is an example ofView question
Q.4145·Miscellaneous·2021·EasyWhich one of the following materials is not an allotrope of carbon?View question
Q.4146·Miscellaneous·2021·EasyWhich one of the following reactions does not result in the evolution of hydrogen gas?View question
Q.4147·Miscellaneous·2021·EasyWhich one of the following acids is predominantly found in tomatoes?View question
Q.4148·Miscellaneous·2021·EasyWhich one of the following is not a bio-mass energy source?View question
Q.4150·Miscellaneous·2021·EasyWhich one of the following cannot be the unit of frequency of a sound wave?View question
Q.4151·Miscellaneous·2021·Easy'Beats' is a phenomenon that occurs when frequencies of two harmonic waves areView question
Q.4152·Miscellaneous·2021·EasyLight waves are incident on an air-glass boundary. Some of the light waves are reflected and some are refracted in the glass. Which one of the following properties is the same for the incident wave and the refracted wave?View question
Q.4153·Miscellaneous·2021·EasyWhich one of the following statements is true for a simple harmonic oscillator?View question
Q.4154·Miscellaneous·2021·EasyDuring seed germination, the part of the embryo which grows into root isView question
Q.4155·Miscellaneous·2021·EasyIn a typical flower, germinating pollen grains pass through several parts of the gynoecium before they reach the ovule. A list of the parts of gynoecium is given below in different combinations. Choose the combination that represents the correct sequence of pollen tube pathway/journey:View question
Q.4156·Miscellaneous·2021·EasyIf the function f(x) = a + bx, x < 1 5, x = 1 b - ax, x > 1 is continuous, then what is the value of (a + b)?View question
Q.4157·Miscellaneous·2021·EasyConsider the following statements in respect of the function f(x) = sin x : 1. f(x) increases in the interval (0, π). 2. f(x) decreases in the interval (5π/2, 3π). Which of the above statements is/are correct?View question