Physics The best material for the core of a transformer is Mild steel Stainless steel Soft iron Hard steel Mild steel Stainless steel Soft iron Hard steel ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Have its shape changed Remain unaffected Decrease Increase Have its shape changed Remain unaffected Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Physics Compressions and Rarefactions are characteristic of Longitudinal waves Transverse waves Both A & B Neither of A & B Longitudinal waves Transverse waves Both A & B Neither of A & B ANSWER DOWNLOAD EXAMIANS APP
Physics An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is 0.33 km 3.33 km 33 km 1200 m 0.33 km 3.33 km 33 km 1200 m ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Dynamo Rectifier Transformer Oscillator Dynamo Rectifier Transformer Oscillator ANSWER DOWNLOAD EXAMIANS APP
Physics The fundamental scientific principle in the operation of battery is Acid-base interaction Dissociation of electrolytes Dialysis Oxidation-reduction Acid-base interaction Dissociation of electrolytes Dialysis Oxidation-reduction ANSWER DOWNLOAD EXAMIANS APP
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