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an 15-turn circular coil of radius 175 cm carries a current of 183 a what is the strength of the magnetic field at a
the eyepiece of a compound microscope has a focal length of 280 centimeter and the objective lens has f 0720
the rc circuit has 4 komega and c 2 microf the capacitor is at voltage v at t0 when the switch is closed find how long
the tension in a ligament in the human knee is approximately proportional to the extension of the ligament if the
in a 134 t magnetic field directed vertically upward a particle having a charge of magnitude 830 muc and initially
in the circuit the resistance are 170 komega and the batterys emf is 22 volt if the time constant is measured to be 370
a 30 muf capacitor initially charged to 30 muc is discharged through a 250 komega resistor determine how long does it
a 3 muf and a 4 muf capacitor are connected in series and this combination is connected in parallel with 2 muf
the frequency of sound waves in air from a violin string are around 694 hertz if the speed of sound in air is 300 meter
a standing observer perceives a train whistle to have a frequency of 300 hertz if the train is moving towards the
a spring hung vertically is 20 centimeter long when no mass hangs from it when a 2 kilogram mass is attached the spring
a 5 kilogram mass attached to a horizontal spring is pulled from its equilibrium position by 2 meter and let go if the
a one-turn circular loop carrying a current of 25 amp is located in a uniform magnetic field of 085 t and experiences a
a model of a red blood cell portrays the cell as a spherical capacitor a positively charged liquid sphere of surface
the electric motor of a model train accelerates the train from rest to 0740 meter per second in 30 milliseconds the
while running a man dissipates about 060 joule of mechanical energy per step per kilogram of body mass if a 69 kilogram
the voltage across the terminals of a 920 volt battery is 810 volt when the battery is connected to a 40 ohm load
a 400-kn piano is lifted by three workers at a constant speed to an apartment 276 meter above the street using a pulley
three resistors of 40 omega 60 omega and 120 omega are connected in parallel and this parallel group is connected in
a person of mass 71 kilogram stands at the center of a rotating merry-go-round platform of radius 27 meter and moment
a motor run by a 71 volt battery has a 16-turn square coil with sides of length 58 centimeter and total resistance 20
a 124 muf capacitor is connected through a 0895 mega ohm resistor and a 105 mega ohm resistor to a 60 volt batterya
two 10 centimeter diameter charged rings face each other 30 centimeter apart the left ring is charged to -30nc and the
a coils is connected in series with a 100 komega resistor an ideal 50 volt battery is applied across the two devices
the magnetic field of a cylindrical magnet that has a pole-face diameter of 33 centimeter can be varied sinusoidally