Practice Test for NET (3rd) Like Tweet Pin it Share Share Email Two polarizers placed at angle of 45 degree reduce intensity of light up to 30 % 70 % 50 % 100 % Continue >> 1 kg of water at 5 Celsius mixed with 5 kg water at 65 Celsius, final temperature is 55 Celsius 5 Celsius 65 Celsius 90 Celsius Continue >> When light travels from flint glass to air then ? Wavelength and frequency decrease Wavelength and frequency increase wavelength increase and bends towards normal wavelength increase and bends away from normal Continue >> A person observes fireworks at distance of 0.75 km and speed of sound to be 340 m/s. He sees explosion and then hear sound after? 0.43 seconds 2.2 seconds 6.6 seconds 3.3 seconds Continue >> A box contain 4 black 3 red and 6green balls.if two balls are chosen at random. What is probability of getting ball of same colour both time 1/6 4/13 6/13 none of these Continue >> Our services will.......... your expectations? exceed exude acceed none of these Continue >> If she ........his financial conditions, she would have helped him out. knew have knew had been knowing had known Continue >> Transparent means Apparent misty opaque dense Continue >> An angle is measurement of Translation Rotation initial side units Continue >> Sin^2(A) + Cos^2 (B)= 2 Sin (A) 1 0 2 Sin (B) Continue >> Sin60Cos30 - Cos60Sin30 = Cos30 Sin30 Cos 60 -Sin30 Continue >> A triangle has ---------- elements 3 4 5 6 Continue >> A linear function can not be ------------ function Constant Polynomial Algebraic Identity Continue >> Parametric equations 3x=CosA, 3y= SinA Circle parabola ellipse hyperbola Continue >> Centroid of a triangle divides each median in ratio 1:2 2:1 1:3 3:1 Continue >> inclination can not be negative positive zero 90 degree Continue >> The point of concurrency of the medians of a triangle is called its in centre centroid Circum centre Ortho centre Continue >> The linear equation of the form ax+by=c divides the plane into-------- regions Two disjoint Four disjoint Left half right half Continue >> The feasible solution which maximizes or minimizes the objective function is called Corner point Vertex Objective solution Optimal solution Continue >> Centre of Hyperbola lies on its Transverse axis Conjugate axis Focal axis all of these Continue >> The accuracy of a measurement depends on Absolute uncertainty Percentage uncertainty quality of instrument Calibration of scale Continue >> A second pendulum strikes in a day 3600 times 86400 times 43200 times none of these Continue >> Area under velocity-time graph gives Acceleration Velocity Distance Power Continue >> Dimension of linear inertia MLT^2 MT^-2 M MLT^-1 Continue >> If displacement of a particle is zero, the distance covered may or may not be zero must be zero can't be zero depends upon particle Continue >> If R is the max horizontal range, then greatest height obtained by it is R/4 R/2 R 2R Continue >> The numerical ratio of velocity to speed is less than 1 less than zero less than or equal to 1 greater than or equal to 1 Continue >> Change of momentum is called Impulse Force pressure power Continue >> 1 erg is equal to 10^5 j 10^7 j 10^-5 j 10^-7 j Continue >> A 5 kg mass is falling freely, the force acting on it will be 5 N 0 N 9.8 N 48.5 N Continue >> Existence of an element in more than one form is known as Allotropy isomorphism isotropy none of these Continue >> sugar belongs to crytsal system cubic triclinic monoclinic hexagonal Continue >> Total number of Bravis lattices is 7 14 21 28 Continue >> Which colour have minimum energy violet blue red green Continue >> Moseley employed elements in his X-rays experiment 38 28 18 48 Continue >> Angle of deflection of cathode rays in electric field was studied by Hittrof Stoney Thomson Rutherford Continue >> Spin quantum number was given by Aufbau Bohr Sommerfeld Goudsmit & Uhlenbech Continue >> Lustre splendour gloom lie hide Continue >> jargon language terminology slang silly Continue >> pageant display flexible drabness heavy Continue >> PLAY AGAIN !