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The potential difference E and current I flowing through the ac current is given by E = 5 cos(omegat – pie/6) V and I =10 sin omega t A. Find the average power dissipated in the circuit.
08
Sep
The potential difference E and current I flowing through the ac current is given by E = 5 cos(omegat – pie/6) V and I =10 sin omega t A. Find the average power dissipated in the circuit. The potential difference E and current I flowing through the ac current is given by E = 5 [...]
An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance 28 cm from it. Other face of the slab is silvered. Find the position of final image.
08
Sep
An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance 28 cm from it. Other face of the slab is silvered. Find the position of final image. An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance [...]
Find the resultant of three vectors OA, OB, and OC shown in the following figure. Radius of the circle is R
08
Sep
Find the resultant of three vectors OA, OB, and OC shown in the following figure. Radius of the circle is R and OC shown in the following figure. Radius of the circle is R Find the resultant of three vectors OA OB September 8, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - [...]
In figure determine the apparent shift in the position of the coin. Also, find the effective refractive index of the combination of the glass and water slab.
08
Sep
In figure determine the apparent shift in the position of the coin. Also, find the effective refractive index of the combination of the glass and water slab. determine the apparent shift in the position of the coin. Also find the effective refractive index of the combination of the glass and water slab. In figure September [...]
A person moves 30 m north, then 20 m east, then 30 root 2 m south-west. His displacement from the original position is:
08
Sep
A person moves 30 m north, then 20 m east, then 30 root 2 m south-west. His displacement from the original position is: A person moves 30 m north then 20 m east then 30 root 2 m south-west. His displacement from the original position is: September 8, 2020 Category: Cengage NEET by C.P Singh [...]
A layer of oil 3 cm thick is floating on a layer of coloured water 5 cm thick. Refractive index of coloured water is 5/3 and the apparent depth of the two liquids appears to be 36/7 cm. Find the refractive index of oil.
08
Sep
A layer of oil 3 cm thick is floating on a layer of coloured water 5 cm thick. Refractive index of coloured water is 5/3 and the apparent depth of the two liquids appears to be 36/7 cm. Find the refractive index of oil. find the apparent depth of the object seen below surface AB. [...]
While travelling from one station to another , a car travels 75 km north , 60 km north – east and 20 km east. The minimum distance between the two station is
08
Sep
While travelling from one station to another , a car travels 75 km north , 60 km north – east and 20 km east. The minimum distance between the two station is 60 km north - east and 20 km east. The minimum distance between the two station is a car travels 75 km north [...]
A particle moving with a speed v changes direction by an angle theta, without change in speed
08
Sep
A particle moving with a speed v changes direction by an angle theta, without change in speed A particle moving with a speed v changes direction by an angle theta without change in speed September 8, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Vectors , Part 1 ,
The length of second’s hand in a watch is 1 cm. The magnitude of the change in velocity of its tip in 15 seconds is
08
Sep
The length of second’s hand in a watch is 1 cm. The magnitude of the change in velocity of its tip in 15 seconds is The length of second's hand in a watch is 1 cm. The magnitude of the change in velocity of its tip in 15 seconds is September 8, 2020 Category: Cengage [...]
In an LR series circuit , sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH, R= 11 Ω , V rms =220 V, 2π ω =50 Hz and π=22/7.Find the amplitude of current in the steady state and obtain the phase difference between the current and voltage .Also plot the variation of current for one cycle on the given graph
08
Sep
In an LR series circuit , sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH, R= 11 Ω , V rms =220 V, 2π ω =50 Hz and π=22/7.Find the amplitude of current in the steady state and obtain the phase difference between the current and voltage .Also [...]
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and the voltage amplitude across each circuit element. ,
C= 0.50 (μ)F ,
In an LR series circuit ,
In the series curcuit of fig ,
L= 60 mH ,
R= 11 Ω ,
sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH ,
source amplitude is E0=50Vandω=10000rads−1. Find the reactances XLandXC ,
suppose R= 300 Ω ,
the current amplitude I0 ,
the impedance Z ,
the phase angle ϕ ,
V rms =220 V ,