Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Five plates are arranged as shown in the figure and connected across a battery of emf V. The separation between each plate is d and surface area ogf each plate is A. Five plates are arranged as shown in the figure and connected across a battery of emf V. The separation between each plate is [...]

A vibrating tuning fork tied to the end of a string 1.988 m long is whirled round a circle. If it makes two revolutions in a second, calculate the ratio of the frequencies of the highest A vibrating tuning fork tied to the end of a string 1.988 m long is whirled round a circle. [...]

A source of sound of frequency 256 Hz is moving towards a wall with a velocity of 5 m/s. How many beats per second will be heard by an observer O standing in such a position A source of sound of frequency 256 Hz is moving towards a wall with a velocity of 5 m/s. [...]

Rows of capacitors containing 1, 2, 4, 8, ………….., infinity capacitors, ecah of capacitance 2 F , are connected in parallel as shown in figure. The potential difference across AB is 10 V , then .............. 2 4 8 are connected in parallel as shown in figure. The potential difference across AB is 10 V [...]

A driver in a stationary car horns which produces monochromatic sound waves of frequency n = 1000 Hz, normally towards a reflecting wall. If the wall approaches the car will A driver in a stationary car horns which produces monochromatic sound waves of frequency n = 1000 Hz normally towards a reflecting wall. If the [...]

Two tuning forks A and B are vibrating at the same frequency 256 Hz. A listener is standing midway between the forks. If both tuning forks move to the right with a velocity of 5 m/s, Two tuning forks A and B are vibrating at the same frequency 256 Hz. A listener is standing midway [...]

Figure shows a capacitor having three layers between its plates. Layer x is vaccum , y is conductor , and z is a dielectric . which of the following changes will result in increase in capaccitance ? and z is a dielectric . which of the following changes will result in increase in capaccitance ? [...]

The sound level at a point is increased by 30 dB. What factor is the pressure amplitude increased ? The sound level at a point is increased by 30 dB. What factor is the pressure amplitude increased ? November 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The plates of a parallel plate capacitor are not exactly parallel. The surface charge density is, therefore, The plates of a parallel plate capacitor are not exactly parallel. The surface charge density is therefore November 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Airport authority has made the regulations that maximum allowable intensity level detected by a microphone situated at the end of 1630 m long runway can be 100 dB. An aeroplane Airport authority has made the regulations that maximum allowable intensity level detected by a microphone situated at the end of 1630 m long runway can [...]