Related Questions

When a rectangular voltage waveform is applied to a capacitor, then the current waveform is ___________.
A Rectangular
B Sinusoidal
C Sawtooth
D Square
A ramp is the type of waveform characterized by a non-linear increase or decrease in voltage or current.
A True
B False
The instantaneous value is the voltage or current value of a waveform at its peak.
A True
B False
Two forces of magnitude 3m and 2m respectively have a resultant R. if the first force is doubled, the magnitude of the resultant is doubled.Find the angle betuween forces?
A 90°
B 120°
C 135°
D 145°
q মানের পাঁচটি ধনাত্নক চার্জ r ব্যাসার্ধের একটি বৃত্তের পরিধি বরাবর প্রতিসমভাবে সাজানো হলো। বৃত্তের কেন্দ্রে বৈদ্যুতিক ক্ষেত্রের মান কত? (Five positive charges of magnitude q are arranged symmetrically along the circumference of a circle of radius r. What is the magnitude of the electric field at the center of the circle?)
A q44πε0r2
B q54πε0r2
C 5q4πε0r2
Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by
A Its longer side
B Its shorter side
C The diagonal of the parallelogram which does not pass through the point of intersection of the forces
D The diagonal of the parallelogram which passes through the point of intersection of the forces
For an annual flood series arranged in descending order of magnitude, the return for a magnitude listed at position period m in a total data N is
A $$\frac{{\text{m}}}{{\text{N}}}$$
B $$\frac{{\text{m}}}{{{\text{N}} + 1}}$$
C $$\frac{{{\text{N}} + 1}}{{\text{m}}}$$
D $$\frac{{\text{N}}}{{{\text{m}} + 1}}$$
If two forces each equal to ‘T’ in magnitude act at right angles, their effect may be neutralized by a third force acting along their bisector in opposite direction whose magnitude will be
A 2T
B $$\frac{1}{2}{\text{T}}$$
C $$\sqrt 2 {\text{ T}}$$
D 3T
When drain voltage equals the pinch-off-voltage, then drain current ___________ with the increase in drain voltage
A decreases
B increases
C remains constant
D none of the above
A decrease in magnitude of current, voltage, a power of a signal in transmission between points, is known as
A Attenuation
B Amplitude
C Aloha
D Carrier
E None of the above

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