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Explain Barkhausen criteria for sustained oscillations.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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682
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Schottky diode
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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Draw small signal hybrid π equivalent circuit for npn transistor.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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Crystal oscillator
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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565
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Determine voltage gain, Input resistance and output resistance for the MOSFET amplifier shown.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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690
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State and explain Barkhausen's criteria for oscillations.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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A particle moving in the positive direction has an acceleration a=100-4v2 m/s2. Determine, the time interval and displacement of a particle when speed changes from 1 m/s to 3 m/s.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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A point moves along a curved path y=0.4x2, At x=2m its speed is 6 m/s increasing at 3 m/s2. At this instatnt find- (i) Velocity components along x and y direction. (ii) Its acceleration.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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A man in a balloon of 2 m/s relative to the balloon. After what time interval will the ball return to the balloon.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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450
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A man in a balloon of 2 m/s relative to the balloon. After what time interval will the ball return to the balloon.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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410
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A man in a balloon of 2 m/s relative to the balloon. After what time interval will the ball return to the balloon.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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393
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A stone is thrown vertically upwards and returns to the starting point at the ground in 6 sec. Find out max. height and initial velocity of stone.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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855
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A curvilinear motion of a particle is defined by VX= 25 - 8t m/s and y=48 - 3t2m. At t=0, x=0, Find out position, velocity and acceleration at t=4 sec.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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A point moves along the path y=x2/3 with a constant speed of 8m/s. What are the x and y component of the velocities when x=3. What is the acceleration of the point when x=3.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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The y coordinate of a particle is given by y=6t3-5t. If ax=14t m/sec2 & vx=4 m/sec at t=0, determine the velocity & acceleration of particle when t=1 second.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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Find out the intercepts made by the plane (1 0 1) and (4 1 4) in a cubic unit cell. Draw [1 2 1] and [1 2 4] in a cubic unit cell.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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Two masses are interconnected with the pulley system Neglecting inertial & frictional effect of pulleys & cord, determine the acceleration of the mass m2. take m1 = 50kg & m2 = 40kg
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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544
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For a vehicle moving along a straight line, v-t diagram is as shown in figure below. Plt a-t & s-t diagrams for the given time period.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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671
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Find the angle the force P makes with horizontal such that the block of mass 4 kg has an acceleration of 10m/sec2, when it is subjected to a force of 35 N. μs=0.7, μk=0.6
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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373
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Find the current which flows through 20 ohms resistor.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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377
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Find the current which flows through 20 ohms resistor.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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804
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To what voltage should adjustable source E be set in order to produce a current of 0.3 A in 400 ohms resistor.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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Draw and explain Half wave rectifier with appropriate waveforms.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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428
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With proper phase diagrams, explain behaviour of a pure capacitor ina AC circuit.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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449
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Draw and explain circuit diagram for half wave rectifier.
engineering physics updated 3.5 years ago by teamques10 ★ 68k
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