Also called as undoped semiconductor. Olntrinsic materials Extrinsic materials Impurities O Semiconductor

Q: A ball whose momentum is p⃗ p→ strikes a wall and bounces off with the speed. The change in the ball...

A: Initial momentum of the ball = p→After striking a wall, the ball bounces off with the same speed.  

Q: A cart of mass 5 kg is held on the ramp at a height of 2.5 m. Another cart of mass 5 kg is on a fric...

A: The compression of the spring is 7.37 mtr

Q: A battery having an emf (ɛ) of 12V provides a current of 86mA when connected to a load of 1260. i) C...

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Q: 12. The Y coordinates of a particle which moves along a curve are given by y = 20t + where y is in m...

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Q: A 0.40-kg object is attached to a spring with force constant 160 N/m so that the object is allowed t...

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Q: of a Y-stick and a light leather cup containing a stone. The cup is pulled back against two parallel...

A: GivenF=15 Nx=-1.0 cm=-0.01 m

Q: At a given instant, a car travels along a circular curved road with a speed of 20 m/s while decreasi...

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Q: A diffraction grating with N = 8000 lines per cm deviates light with A = 700 nm. What is the highest...

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Q: 3. A person pushes on a small doorknob with a force of 5.00 N perpendicular to the surface of the do...

A: Given: The applied force is 5 N perpendicular to the surface of the door. The distance of the force ...

Q: A certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg ...

A: Given data:  Tension force (T) = 25 N Mass (m) = 2 kg Radius (r) = 3 m  Required:  The maximum speed...

Q: The temperature coefficient of resistance for carbon at 0•C is -0.00048/•C. What is the significance...

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Q: A vertical closed cylinder is separated into two parts by a frictionless piston of mass m and of neg...

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Q: 2) A light bulb is 50 cm to the left of a convex lens of focal length 25 cm. The lens is placed 75 c...

A: Focal length=25cm Convex lens is given.

Q: The hydrogen line spectrum has four lines that are in the visible range. The red line occurs at 491....

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Q: What is the difference between interference and Diffraction? Illustrate how interference and diffrac...

A: difference between interference and Diffraction : The only difference between Diffraction and Interf...

Q: A point particle with mass m = 3.6 g and charge q = -4 µC is placed into a uniform electric field |E...

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Q: A light beam is incident from a medium with nị through a thin layer of a substance with nz into a me...

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Q: 6.5 A current is maintained in a simple circuit with a total resistance of 15.3 Ω.  How much energy ...

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Q: A piece of stone thrown vertically upwards. It reaches the maximum height in 5 seconds. If the accel...

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Q: A steady current of 10 A maintained for 1 hr deposits 12.2 g of cathode. What is the equivalent mass...

A: We are authorized to answer one Question at a time, since you have not mentioned which question you ...

Q: The hydrogen line spectrum has four lines that are in the visible range. The red line occurs at 517....

A: Given data:  Wavelength (λ) = 517.7 nm = 517.7×10-9 m Required: Frequency (f) in Hz

Q: 13. The p.d. at the terminals of a battery is 16V when no load is connected and 14V when a load taki...

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Q: A 3 kg ball traveling to the left at a velocity of 2.3 m/s collides with another 0.5 kg ball traveli...

A: Given data:  Mass of first ball (m1) = 3 kg Initial velocity of first ball (u1) = 2.3 m/s, to left M...

Q: A baseball with a mass of 275 g is pitched and reaches the catcher with a speed of 25 m/s. In stoppi...

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Q: After completing the experiment with the single slit, you wish to determine the width of the slit. R...

A: Wavelength=632.8nm Intensity=4cm

Q: A boat travels west at a speed of 24 m/s across a river that is flowing south at 9 m/s. What is the ...

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Q: 2. Using any of the 2 Graphical Methods, solve for the value of the unknown displacement dz and the ...

A: We have three vectors d1=45 m (75o E of S), d2=60 m (75o N of W) and d3 which makes an angle say θ w...

Q: You are standing at the South Pole and you observe the night sky you see the star alpha crux which i...

A: question is not given clearly

Q: An object is attached at the end of a spring. The amplitude of its motion is 0.3m, the period 10sec....

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Q: A ray of monochromatic light is incident on the face of a prism in the shape of an equilateral trian...

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Q: An object is attached at the end of a spring. The amplitude of its motion is 0.3m, the period 10sec....

A: Answer: Given, Object is attached at the end of a spring The amplitude of its motion (A)= 0.3 m Time...

Q: Find two vectors in opposite directions that are orthogonal to the vector u. (The answers are not un...

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Q: 5. The semiciroular wires forming the loop in the diagram have radii a - 20.0 cm and b = 40.0 cm. Th...

A: a = 20 cm = 0.2 m b = 40 cm = 0.4 m Current (I) = 3.183 A   

Q: 11. Twelve cells, each with an internal resistance of 0.24 Q and an e.m.f. of 1.5V are connected (a)...

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Q: A 2 kg lead is heated from 40 degrees Celsius to 100 degrees Celsius. The specific heat of lead is 1...

A: Specific heat capacity is the amount of heat that must be added or removed from a unit mass of a sub...

Q: 23.25 •• Identical point charges 41 and 42 each have positive charge +6.00 µC. Charge 4j is held fix...

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Q: 22. Determine the value of currents la, IB and Ic for the network shown in Figure below. 12 5 V 10 V...

A: As per Bartleby policy, as there are 2 different questions, we will answer the first one. Kindly res...

Q: A truck driver is trying to push a loaded truck with an applied force. Unfortunately, his attempt wa...

A: Work done is given by W = F.d cos θ   Where , F = force applied on object d = displacement of the ob...

Q: d your upper arm vertical and your lower arm horizontal with your hand palm-down on a table, as show...

A: GivenF=12 lbs

Q: Given R1 = 2 N, R2 = 5 N, R3 = 10 N and R4 = 3 N as shown in Figure 2. The circuit is connected to 3...

A: Given Resistance of the resistors are given as R1=2 Ω, R2=5 Ω, R3=10 Ω and R4=3 Ω. Potential of the ...

Q: 23.9 .• Two protons are released from rest when they are 0.750 nm apart. (a) What is the maximum spe...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: 2. A car with an initial velocity of 36 km/h accelerates at 54 km/h² for 3600 s. By which factor bel...

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Q: Your answer is partially correct. The drawing shows light incident on a polarizer whose transmission...

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Q: An electron travels at 2.0 x 107 m/s in a plane perpendicular to a 0.1 T magnetic field. What is the...

A: Given Data, Velocity of the electron (v)=2.0 x 107 m/s  Magnetic Field (B)=0.1 T  

Q: A ceiling fan consists of a small cylindrical disk with 5 thin rods coming from the center. The disk...

A: Solution: Given: m1 = mass of disk = 2.7 kg r = radius of disk = 0.25 m L = length of rod = 0.86 m m...

Q: Three blocks - A, B, and C- are connected by massless ropes that move over frictionless pulleys with...

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Q: A cube magnetized with the magnetization vector in the figure has a magnetic permeability μ and a si...

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Q: A block of mass of 10 kilograms is at sitting on frictionless surface that is connected to a relaxed...

A: Given data :- mass of block M = 10 kg  mass of bullet m = 0.04 kg  spring constant k = 139 N/m  maxi...

Q: The carbon isotope 14C is used for carbon dating of archaeological artefacts. 14C decays to 14N by a...

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Q: Q6// A heat pump is used to maintain a house at 22°C by extracting heat from the outside air on a da...

A: To develop the problem it is necessary to take into account the concepts related to the coefficient ...