Related Questions

Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?
ক E = PR
খ E = I2R
গ I = E/R
ঘ I = ER
ঙ None of the above
A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be
ক $$\frac{2}{3}$$
খ $$\frac{3}{2}$$
গ $$\frac{5}{8}$$
ঘ $$\frac{8}{5}$$
In an RC differentiating circuit, the output voltage is taken across the resistor.
ক True
খ False
In an RL differentiating circuit, the output voltage is taken across the resistor.
ক True
খ False
In an RC low-pass filter, the output voltage is taken across the resistor and the output lags the input voltage.
ক True
খ False
At series resonance, voltage across L is ___________ voltage across C
ক Equal to but opposite in phase to
খ Equal to but in phase with
গ Greater than but in phase with
ঘ Less than but in phase with
When the resistor voltage in a series RL circuit becomes less than the inductor voltage, the phase angle
ক Increases
খ Decreases
গ Is not affected
ঘ Cannot be determined
The resistor voltage in an RL circuit is always out of phase with the current.
ক True
খ False
A coil is wound on iron core which carries current I. The self-induced voltage in the coil is not affected by
ক Variation in coil current
খ Variation in voltage to the coil
গ Change of number of turns of coil
ঘ The resistance of magnetic path
কমন গ্রামিটার বর্তনীতে একটি n-p-n ট্রানজিস্টরের সংগ্রাহকে 8 V ব্যাটারী সংযুক্ত আছে। সংগ্রাহক Rt রোধের দুই প্রান্তে বিভব পতন 0.5 V হলে বেস কারেন্ট নির্ণয় কর। [দেওয়া আছে Rt = 800 Ω এবং বর্তনীর α =0.96)(An n-p-n transistor is connected in common emitter configuration in which the collector supply is 8 V. Determine the base current, if the voltage drops across the resistance Re of the collector circuit is 0.5 V. [Rt = 800Ω and α = 0.96])
ক 0.625 mA
খ 0.000625 mA
গ 0.974 mA
ঘ 0.026 mA
ঙ 0.000026 mA

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