6. In a regular FCC, determine number of atoms per unit area in (1 1 0) plane
Q: Stars appears to move from east to west because A. all stars move from east to west B. the earth r...
A: Option b
Q: Calculate the curl of the following vector function: v. = y?x + (2xy + z²)ŷ + 2yzz
A: Given vc = y2x^+2xy+z2y^+2yzz^ So the curl is ∇→×vc = i^j^k^∂∂x∂∂y∂∂zvcxvcyvcz=i^∂∂yvcz-∂∂zvcy-j^∂∂x...
Q: A pot of steel(conductivity 50 W/m K), with a 5 mm thick bottom is filled with liquid water at 15°C....
A: According to Fourier's law heat conduction, Q=kAT1-T2L=250=50×π40.0202(T-15)0.005T-15=79.57T=94.57 ...
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A: B)
Q: The entropy of the universe is continually on the increase. A. Correct B. Incorrect
A: The entropy is a measure of randomness or the level of disorder of the system. The symbol used to r...
Q: 5. Consider a box with a mass of 10 kg on a rough, horizontal surface. Again all forces and motion o...
A: Given m=10kg Forces acting in x-y plane only Force F is acting on the box at angle θ. Let's make the...
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A: Option
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A:
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A:
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A: According to sign convention while traversing a closed loop (in clockwise or anti-clockwise directio...
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A:
Q: 6.We consider a sink of any shape filled with water (water height = 10cm). The siphon is closed with...
A: Height of the water, h=10 cm= 0.1 mDensity of water, ρ=1000 kg/m3Mass of stopper, m=4g= 0.004 kgVolu...
Q: When a plate of thickness 0.05 mm is placed in the path of a Michaelson Interferometer, a shift of 1...
A: As We know, μ = nλ/2t + 1Here, λ = 5000 Å = 5 X 10-7 m, n = 100, t = 0.05 mm = 5 X 10-5 mTherefore, ...
Q: how is the element carbon used with electrical components and devices?
A: Carbon is a chemical element having an atomic number 6. It’s a non-metallic and tetravalent. Electri...
Q: PMMC instruments can be used as a fluxmeters by
A: A PMMC or a permanent moving magnet coil instrument can be used as a fluxmeter by removing the contr...
Q: Two racing cars of masses m1 and m2 are moving in circle of radii r1 and r2 respectively. Heir speed...
A: w=2π/TFor both cars, period of revolution T is same, so their angular speed w is also same.
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A: Ring burner
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A:
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A: Option
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A: Given the surface area of the black body radiator (A)= 2.4 temperature of the object (T)= 1,405
Q: A charge -300e is uniformly distributed along a circular arc of radius 4.00 cm, which subtends an an...
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: In October 2012, Felix Baumgartner jumped from the Redbull Stratos capsule in order to set a record ...
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you. ...
Q: 3.
A: First we need to find its diameter from the given Vernier caliper In the figure yellow strip is Vern...
Q: A large heat exchanger transfers a total of 100 MW. Assume the wall separating steam and seawater is...
A: Steady conductionQ = k A ∆T/∆x ⇒ Α = Q ∆x / k∆ΤA = 100 × 10^6 × 0.004 / (15 × 5) = 480 m2.
Q: Which of the following forces can’t be chosen to be redundant?a) Vertical support at point Ab) Pc) V...
A: P
Q: Two racing cars of masses m1 and m2 are moving in circle of radii r1 and r2 respectively. Heir speed...
A: 1:1 w=2π/TFor both cars, period of revolution T is same, so their angular speed w is also same.
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Q: Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The ...
A: 14 m/s
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Q: Can we use Thevenin’s theorem on a circuit containing a BJT? a) Yes b) No c) Depends on the BJT d) I...
A: No
Q: What type of diode circuit is used to add or restore a dc level to an electrical signal? A. clippe...
A: D
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A: Option
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Q: Find the wave function and its energy by solving the Schrodinger equation below for the three-dimens...
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Q: The weight on the left is 90 grams and the distance from the center point is 3 units. The distance o...
A:
Q: An eletrostatic paint sprayer consists of a charged metal sphere. Charged paint droplets (the sign t...
A: (a) Given: The diameter of the metal sphere is 0.25 m. The potential of the sphere is 23 kV. Introdu...
Q: Find the Fourier Series corresponding to the f(x) define over interval (-2,2) as follows f(x) = 2 f...
A: The function fx is defined over the interval -2,2 Now, fx=2, -2≤x≤0x, 0≤x≤2 We know, Fourier se...
Q: When fatigue occurs above __ cycles, it is called high cycle fatigue. a) 10 b) 103 c) 106 d) 108
A: Option b
Q: 3) A ball falls on the stairs and goes down by bouncing off the surface of each stair as shown in th...
A: Given information: The coefficient of restitution, e=0.866 The height of each stair, h=20 cm The hei...
Q: An engine uses 20% of the energy supplied for its operation. Indicates whether each of the statement...
A:
Q: Figure shows a horizontal flow of water through asluice gate, a hydraulic jump, and over a 6-ft shar...
A: Step 1 of 5 Draw the trajectory of the flow of water though the sluice gate: Step 2 of 5 ...
Q: ‘n’ cells have emf ‘e’ and internal resistance ‘r’ and connected to an external resistance ‘R’. They...
A: Option
Q: ‘X’ is a rectangular coil consisting of a large number of turns of copper wire wound over a soft iro...
A: A rectangular coil consisting of a large number of turns of copper-wound over a soft iron core is ca...
Q: 1-If A = 4i + 6j and B = 3i + 5j, what is the magnitude of C = A - B 4-If C = 6 m at 63°, and D = 3...
A:
Q: What happens to the potential energy when one proton and one electron are brought close together?a) ...
A: Option d is right
Q: 7. Figure below shows a +8.0 pC charge moving with a speed of 7.5 x 104 m/s parallel to a long strai...
A: The magnitude of the charge is given as, q = +8 μC (or) q = +8×10-6 C The speed of the charge is giv...
Q: Please write all details and properties. I would much appreciate it a lot. Any property or remark, r...
A: Given that: Thickness of the slab is 2d Uniform volume charge density=ρ C/m3 let the surface charge ...
Q: A spherical body of area A and emissivity e = 0.6 is kept inside a perfectly black body. Energy radi...
A: D
Q: In Figure, a chain is held on a frictionless table with one third of its length hanging over the edg...
A: Given length of chain L=100cm=1m Mass M=2.5kg Therefore mass per unit length ρ=M/L=2.5kg/m Hanging ...
Q: A bullet of mass 20g is found to pass two points 30m apart in a time interval of 4s. Calculate the k...
A: Speed, v = (Distance )/Time = 7.5m/s Kinetic energy = 1/2×0.02×7.52 = 0.5625J.
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