Physics-
General
Easy
Question
In the circuit of figure the bulb will become suddenly bright if
- contact is made or broken
- contact is made
- contact is broken
- would not become bright at all
The correct answer is: contact is broken
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A magnet NS is suspended from a spring and while it oscillates the magnet moves in and out of the coil C. If the coil is now connected to galvanometer G as shown in the figure, then the magnet oscillates, G shows
A magnet NS is suspended from a spring and while it oscillates the magnet moves in and out of the coil C. If the coil is now connected to galvanometer G as shown in the figure, then the magnet oscillates, G shows
Physics-General
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An electron moves along the line AB which lies in the same plane as a circular loop of conducting wire as shown in the figure. What will be the direction of the current induced if any in the loop?
An electron moves along the line AB which lies in the same plane as a circular loop of conducting wire as shown in the figure. What will be the direction of the current induced if any in the loop?
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A car moves on a plane road. Induced e.m.f. produced across the axle is maximum when it moves:
A car moves on a plane road. Induced e.m.f. produced across the axle is maximum when it moves:
Physics-General
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An organic compound ‘A’ has the molecular formula C3H6O. It undergoes iodoform test. When saturated with HCl it gives ‘B’ of molecular formula C9H14O, ‘A’ & ‘B’ respectively are
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Chemistry-General
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The end product of the reaction is
The end product of the reaction is
Chemistry-General
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The correct order of reactivity towards nucleophilic addition reaction will be
The correct order of reactivity towards nucleophilic addition reaction will be
Chemistry-General
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Alcohol B reacts fastest with Lucas reagent. Hence A and B are
Alcohol B reacts fastest with Lucas reagent. Hence A and B are
Chemistry-General
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Predict the major product 
Predict the major product
Chemistry-General
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Choose the correct statement (s) for the reaction
Choose the correct statement (s) for the reaction
Chemistry-General
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The order of reactivity of phenyl magnesium bromide with the following compound is
The order of reactivity of phenyl magnesium bromide with the following compound is
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Glycerol has
Glycerol has
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Tert – butyl methyl ether on heating with HI of one molar concentration gives
Tert – butyl methyl ether on heating with HI of one molar concentration gives
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The product of the following reaction
The product of the following reaction
Chemistry-General
Chemistry-
Chemistry-General
Chemistry-
The equivalent weight of 
as reductant m the reaction 
The equivalent weight of as reductant m the reaction
Chemistry-General
