NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions

The condition under which a microwave oven heats up a food item containing water molecules most efficiently is: The condition under which a microwave oven heats up a food item containing water molecules most efficiently is: August 19, 2020 Category: Chapter 27 - Alternating Current , NEET Last 32 Years Solved 1988 - 2019 Physics [...]

In a circuit, L, C and R are connected in series with an alternating voltage source of frequency f. The current leads the voltage by 45 degree. The value of C is C and R are connected in series with an alternating voltage source of frequency f. The current leads the voltage by 45 degree. [...]

A coil of inductive reactance 31 ohm has a resistance of 8 ohm. It is placed in series with a condenser of capacitative reactance 25 ohm. The combination is connected to an AC source of 110V. The power factor of the circuit is What is the value of inductance L for which the current is [...]

What is the value of inductance L for which the current is maximum in a series LCR circuit with C= 10 μF and ω =1000 S^-1 What is the value of inductance L for which the current is maximum in a series LCR circuit with C= 10 μF and ω =1000 S^-1 August 19, 2020 [...]

Which of the following combinations should be selected for better turning of an L-C-R circuit used for communication ? Which of the following combinations should be selected for better turning of an L-C-R circuit used for communication ? August 19, 2020 Category: Chapter 27 - Alternating Current , NEET Last 32 Years Solved 1988 - [...]

Figure shows a circuit that contains three identical resistors with resistance R=9.0 Ω each, two identical inductors with inductance L=2.0 mH each, and an ideal battery with emfε=18 V. The current ‘i’ through the battery just after the switch closed is, …. and an ideal battery with emfε=18 V. The current 'i' through the battery [...]

In the given circuit the reading of voltmeter V1​ and V2​ are 300 volts each. The reading of the voltmeter V3​ and ammeter A are respectively In the given circuit the reading of voltmeter V1​ and V2​ are 300 volts each. The reading of the voltmeter V3​ and ammeter A are respectively August 19, 2020 [...]

In an ac circuit an alternating voltage e =200√2 sin 100 t V is connected to a capacitor of capacity 1μF.The rms value of the current in the circuit is In an ac circuit an alternating voltage e =200√2 sin 100 t V is connected to a capacitor of capacity 1μF.The rms value of the [...]

A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when August 19, 2020 Category: Chapter 26 - EMI , [...]

An ac voltage is applied to a resistance R and an inductor L in series. If R and the inductive reactance are both equal to 3Ω, the phase difference between the applied voltage and the current in the circuit is An ac voltage is applied to a resistance R and an inductor L in series. [...]