Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
An electric kettle has two heating coils. When one of the coils is connected to an A.C. source, the water in the kettle boils in 10 minutes. When the other coil is used the water boils in 40 minutes. If both the coils are connected in parallel, the time taken by the same quantity of water to boil will be :
07
Dec
An electric kettle has two heating coils. When one of the coils is connected to an A.C. source, the water in the kettle boils in 10 minutes. When the other coil is used the water boils in 40 minutes. If both the coils are connected in parallel, the time taken by the same quantity of [...]
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An electric kettle has two heating coils. When one of the coils is connected to an a.c. source ,
the time taken by the same quantity of water to boil will be ,
the water in the kettle boils in 10 minutes. When the other coil is used the water boils in 40 minutes.If both the coils are connected in parallel ,
Two bulbs 25W, 220V and 100W, 220V are given. Which has higher resistance?
07
Dec
Two bulbs 25W, 220V and 100W, 220V are given. Which has higher resistance? 220V and 100W 220V are given. Which has higher resistance? Two bulbs 25W December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Two 220 volt, 100 watt bulbs are connected first in series and then in parallel. Each time the combination is connected to a 220 volt A.C. supply line. The power drawn by the combination in each case respectively will be
07
Dec
Two 220 volt, 100 watt bulbs are connected first in series and then in parallel. Each time the combination is connected to a 220 volt A.C. supply line. The power drawn by the combination in each case respectively will be Two 220 volt Which of the following statements is true for nuclear forces ? December [...]
In India electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60W bulb for use in India is R. The resistance of a 60W bulb for use in USA will be :-
07
Dec
In India electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60W bulb for use in India is R. The resistance of a 60W bulb for use in USA will be :- Which of the following statements is true for nuclear forces [...]
Two batteries of e.m.f. 4V and 8V with internal resistances 1Ω and 2Ω are connected in a circuit with a resistance of 9Ω as shown in figure. The current and potential difference between the points P and Q are
07
Dec
Two batteries of e.m.f. 4V and 8V with internal resistances 1Ω and 2Ω are connected in a circuit with a resistance of 9Ω as shown in figure. The current and potential difference between the points P and Q are Which of the following statements is true for nuclear forces ? December 7, 2020 Category: Uncategorised [...]
When three identical bulbs of 60watt, 200volt rating are connected in series to a 200volt supply, the power drawn by them will be :
07
Dec
When three identical bulbs of 60watt, 200volt rating are connected in series to a 200volt supply, the power drawn by them will be : 200volt rating are connected in series to a 200volt supply the power drawn by them will be When three identical bulbs of 60watt December 7, 2020 Category: Uncategorised (JEE Advanced Physics [...]
A cell has an emf 1.5V. When connected across an external resistance of 2Ω, the terminal potential difference falls to 1.0V. The internal resistance of the cell is:
07
Dec
A cell has an emf 1.5V. When connected across an external resistance of 2Ω, the terminal potential difference falls to 1.0V. The internal resistance of the cell is: A cell has an emf 1.5V. When connected across an external resistance of 2Ω the terminal potential difference falls to 1.0V. The internal resistance of the cell [...]
For a cell, the terminal potential difference is 2.2V, when circuit is open and reduces to 1.8V. When cell is connected to a resistance R=5Ω, the internal resistance of cell (R) is
07
Dec
For a cell, the terminal potential difference is 2.2V, when circuit is open and reduces to 1.8V. When cell is connected to a resistance R=5Ω, the internal resistance of cell (R) is For a cell the internal resistance of cell (R) is the terminal potential difference is 2.2V when circuit is open and reduces to [...]
The correct sequence of decrease in the bond in the bond angle of the following hybrides is
07
Dec
The correct sequence of decrease in the bond in the bond angle of the following hybrides is The correct sequence of decrease in the bond in the bond angle of the following hybrides is December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
According to VSEPR theory , the most probable shape of the molecule having 4 electron pairs in the outer shell of the central atom is
07
Dec
According to VSEPR theory , the most probable shape of the molecule having 4 electron pairs in the outer shell of the central atom is According to VSEPR theory the most probable shape of the molecule having 4 electron pairs in the outer shell of the central atom is December 7, 2020 Category: Uncategorised (JEE [...]