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1. According to Euclid, a line is bounded by _________________ a. Points b. Surfaces c. Both d. None of these ...
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1)If B, C be two points lying on the line joining A and D, between A and D, then a. AB = BD b. BC = CD c. AC = CD d. AC = AB how? ...
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If a merchant estimates his profits as 20 % of the selling price, what is his profit percent? Show the process. ...
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Which is a soluble base in water? a. Fe(OH)3 b. Cu(OH)2 c. Zn(OH)2 d. NaOH ...
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Why does the skin of a person gets bluish during vasoconstriction? ...
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What is the function of ear lobes? ...
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While fever why only the sole stays cool? ...
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Why tears come out of our eyes when we are very upset? ...
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Why does sebaceous gland produce more sebum during adolescence? ...
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Which cytoplasmic organelle is expected to be well-developed and abundant in those cells? ...
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What are some examples of human cells that produce proteins for exportation? ...
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Why do our fingers get wrinkled when exposed to water for a long time? ...
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AB- blood can be donated to a person with a. A+ blood group b. AB+ blood group c. O- blood group d. B- blood group ...
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Reduce to lowest terms, (a2-b2) / ab - (ab-b2) / (ab-a2). ...
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Which oxide of a metal gets reduced only by coke and not by H2 gas or Co gas? a. CuO b. PbO c. Fe2O3 d.ZnO ...
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A particle moving with an initial velocity of 5 m/s i subjected to a uniform acceleration of -2.5 m/s2. Then the displacement in next 4 second will be a. 20 m b. 10 m c. 0 m d. none of these ...
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A force produce an acceleration of 2 m/s2 in a body A and 5 m/s2 another body B. Then the ratio of mass of A to the mass of B is a. 1/(2.5) b. 2.5 c. 2/(2.5) d. (3.5)/(2.5) ...
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From a rifle of mass 4 kg,a bullet of mass 50 gm is fired with an initial velocity of 35 m/s. The initial recoil velocity of the rifle is a. 0.4375 m/s b. 0.5375 m/s c. 0.6375 m/s d. 0.3375 m/s ...
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A cricketer catches a ball of mass 150 gm in 0.5 sec moving with speed 20 m/sec then he experienced force of a. 300 N b. 30 N c. 3 N d 0.3N ...
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How much force act on a body whose momentum is constant? a. 0 b. large force c. small force d. none of these ...
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When a body is dropped, it falls with a speed proportional to its weight. Is it: (1) Always true (2) True only if objects fall in a vacuum (3) True only if objects fall through air (4) Never true ...
