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Presume you are asked to find the characteristics of the image of an actual physical object formed by a single lens and you obtain a negative value for the magnification. What does this notify you about the image?
Answer:
This is merely a human-established convention. A negative value for the exaggeration means that the image is upside down (inverted).
Draw the phasor diagram for an ideal transformer on no-load. (a) A 500 V/100V, single-phase transformer takes a full load primary current of 4A. Neglecting losses, Verify
Use Thévenin's theorem to find the current ?owing in the 14Ω resistor of the network shown in Figure. Find also the power dissipated in the 14Ω resistor.
What do you understand by reverberation time an auditorium What do you mean by sound absorber. Give two examples for good absorbers.
Explain the Electric Forces and Fields This can be thought of in terms of an electric field, E, similar to the gravitational field discussed earlier [Fg = m g( r ) where at the
State the law of radioactive decay. Show that radioactive decay is exponential in nature. Does the activity of a radioactive element depend on external physical conditions? La
Red light (λ = 685 nm) falls on a slit that is 0.025 mm wide. The distance between the centers of the central bright band and the second-order dark band is 6.3 cm. What is
Ask question #Miwhy does short of capacitor during ac analysics of differential amplifier. nimum 100 words accepted#
Electromagnetic radiations: What are the common features among all the Electromagnetic radiations? Ans: 1. They all can be described in terms of oscillating electric and ma
Noise: An undesirable and unpleasant sound that makes harmful effects on our auditory system is known as noise.
Write the mathematical relation among mobility and drift velocity of charge carriers in a conductor. Name the mobile charge carriers responsible for conduction of electric curre
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