A granite wall has a thickness of 73.1 cm, an area of 5.94 m by 2.8 m and a thermal conductivity of 2.1 W/(m.C°). The temperature on one face of the wall is 2.03°C and 28.4°C on the opposite face. How much heat is transferred in one minute through the granite wall?
Q: 3 A uniform surface charge density (Ds) of (20 nc/m²) is Presents on the spherical Surface (r=0.2…
A: Given: The surface charge density is 20 nC/m2 or 20×10-9 C/m2. To determine: The absolute potential…
Q: What is the length of the missing side of the triangle (the unit must be written with the number)
A:
Q: Q12-The Higher frequency the is the attenuation coefficient there fore the greater attenuation O…
A: Attenuation is a term used with signal travelling. It is the reduction of signal strength while it…
Q: Air as a perfect gas flows in a nozzle, it reaches critical condition at its exit, the nozzle…
A: Solution:- Te= Total exit temperature Ts =…
Q: A Narrow Band Frequency Modulated signal, with fm =10 kHz, fa =100 MHz, Af; = 5SKHZ is applied to a…
A: A frequency modulation is a process where the carrier wave frequency is altered in accordance to…
Q: A particle of mass 5 kg, moving at a speed of 20 m/sec, the amount of momentum the particle has is:
A: mass of the particle is m = 5 kg speed of the particle is v = 20 m/s
Q: Ex. 55: When a voltage of 200 volt is applied across an inductance coil a current of 20 mA passes…
A: To find-(XL)=?Given-Erms=200 VIrms=20 mAIrms=20×10-3 A
Q: It takes a force of 53 kN on the lead car of a 16-car passenger train with mass 9.1 x 10^5 kg to…
A: Kinematics.
Q: QUANTUM PHYSICS QUESTION Consider the dimensionless harmonic oscillator Hamiltonian with P (a) Show…
A:
Q: takes a force of 53 KN on the lead car of a 16-car passen- ger train with mass 9.1 x 105 kg to pull…
A: Force acting on the lead car, F=53 kN=53×103 N mass of the passenger train, m=9.1×105 Kg velocity…
Q: Two coils close to each other have a mutual inductance of 29 mH. The current in one coil decays…
A: Given that-L=29mHI=I0e-αt equation 01here, I0=6 Athen, α=1.5×103
Q: A person jogs 4.0 km in 32 minutes, then 2.0 km in 22 minutes, and finally 1.0 km in 16 minutes.…
A: Given that-A person Jogs 4.0km in 32 minutesso, d1=4.0 kmt1= 32 minThe person jogs 2.0km in 22…
Q: The resolving power of telescope of aperture 100 cm for light of wavelength 5.5 x 107 m is ........…
A: To find-Resolving power=?Given-a=100 cm=1 mλ=5.5×10-7 m
Q: Q17- Infrasound ,the sound frequency between 0-20KHZ 0 -20Hz 0 -20KHZ Option 4 Other: O O *
A: Infrasound, the sound frequency between, 0-20Hz or less than 20Hz
Q: Problem 1 The is recreating rolling large stone columns by animal power and pivot points cut into…
A: Given: lb = 4600 ft = 10 ft = 2 θ=5°
Q: A) What is a cascaded multilevel inverter? B) Draw the circuit diagram associated with a single…
A: Given A) What is a cascaded multilevel inverter.B) Draw the circuit diagram associated with a single…
Q: A 70.9-kg boy and a 43.2-kg girl, both wearing skates face each other at rest on a skating rink. The…
A: Given that,Mass of boy : mb = 70.9 (kg)Mass of girl : mg = 43.2 (kg)Initial speed of boy : ub =…
Q: Q4:-Find the kinetic energy of a proton whose de Broglie wavelength is 1.00fm= 1.00x10-15 m. [rest…
A:
Q: A cable operator has 25 km of fiber optic 1550 nm cable. If the loss is .25 dB/km, what is the total…
A: Given: A cable operator has 25 km of fiber optic 1550 nm cable The loss is .25 dB/km Formula used:…
Q: Q17- Infrasound ,the sound frequency between -- O 0-20KHZ 2011-
A: The frequency of audible sound is 20 Hz to 20 KHz. The sound below the threshold frequency is termed…
Q: In a potentiometer experiment balancing lengths for first cell and second cell are 2.5 m and 2 m…
A:
Q: An alloy of iron that has a weight density of 78000 N/m^3 and its mass density is:
A: Answer : We know the weight density and mass density are defined by :…
Q: Draw the structure of quantum dot light emitting diode (Q-LED) What is the role of nanoparticles in…
A: INTRODUCTION :- QUANTUM -LED (Q-LED) : A quantum dot show is a display tool that uses quantum dots…
Q: QUESTION 2 Three charges are located at the corners of a right triangle where q1 = 2.1 nC, q2 = 4.5…
A: Electrostatic.
Q: 3. For the circuit shown in the figure below find the following a. Write the name of the…
A:
Q: 3. A simple pendulum has a mass of 0.250 kg and a length of 1.00 m. It is displaced through an angle…
A:
Q: A parallel plate air capacitor has circular plates, each of diameter 20 cm, separated by a distance…
A:
Q: EXERCISE 4.3 The four corner points of a bilinear surface are Poo = (0, 0, 1), P10 = (1, 0, 0), Po1…
A: Here it is given that the four corner points of a bilinear surface are P00 =(0,0,1)P10 =(1,0,0)P01…
Q: 10. A model rocket is launched vertically. When its engine stops burning, it has a velocity of 110…
A: In the given problem, the rocket is moving upwards vertically. As it goes up, it is constantly acted…
Q: What must be the primary current so hat a flux of 0.28 Wb is developed in the econdary, if the if…
A: Given-ϕ=0.28 WbM=400 mH=400×10-3 HM=0.4 Hdt=5 milli second=5×10-3 secTo find-I1=?e=?
Q: The semimajor axis of mercury is 0.387 AU. Using Kepler's third law calculate its orbital period.
A: Kepler's law for planetary motion defines the motion of a planetary object around its primary…
Q: Gold is one of the most malleable and ductile metals. If the density of gold is 19.32 g/cm3, then…
A: The density of Gold D = 19.32 g/cm3 = 19.32 x 103 kg/m3 mass of gold m = 27 grams the thickness of…
Q: A daredevil tries to jump Death Canyon on a motorcycle but falls short of the other side. If Death…
A: The width of Death Canyon is W = 65.0 m Speed of daredevil v = 34.7 m/s
Q: Hll8
A: Given,Mass of person is M= 79 kgMass of stone is m= 50×10-3kgInitial total momentum is pi=0
Q: A momentum of 5 kg.m/s at an angle of 120 degrees, its vertical component: Те
A: The vertical component of momentum is the component along y axis
Q: Problem 1.5 Calculate the mean velocity of water flow in a pipe. The Reynolds number is 3,000, the…
A: Given Reynolds number Re = 3000 Diameter D = 10 mm = 0.01 m The viscosity…
Q: are Two resistas Connected in Series have an equivalent resistance of 805-5. lashen they Connected…
A: Combination of electrical resistance.
Q: Q5:-An electron [pc-620 keV and Eo-511 keV]. Find the phase and group velocities of its de Broglie
A: Given,kinetic energy, K.E= pc=620 keVrest mass energy E0=m0c2=511…
Q: A ball is dropped in a stationary elevator and hits the floor in 0.65 s. How long does it take for…
A: Kinematics.
Q: Q19- Light is reflected to some extant from
A: Required : Correct option
Q: In the given i-v characteristic below, which load line represent the given circuit? I-V curve for a…
A: Here we will find the load line of a diode.
Q: What is V and I as a function of time if R=0 ? please explain and Show work
A: Given: The resistance R=0 Ohm's Law: The voltage is directly proportional to the current flowing…
Q: 60 degrees Fahrenheit equals: O 140°C O 20°C O 108°C O 15.6°C 33.3 °C O 10°C O 60°C O to leave
A: Given that:Temperature in Fahrenheit is 60
Q: Calculate moment inertia of a rod of length L and mass M, which is located on the x- axis according…
A: The moment of interia is tendency of body to oppose any rotational motion
Q: Q5/ Find the current 14 and the voltage V2 for the network of Fig. (5)? 2₁ (40 14 12V &30 36 R. an…
A: Given: The emf of the cell is E = 12 V The resistance of the resistors is given as R1 = 4 ΩR2 = 3…
Q: 1 In a biprism the distance between slit and eyepiece is 1m. If the convex lens is interposed at a…
A: To find-Distance between the two virtual images of the slit (d)=?Given-d1=0.7 mmu=30 cmv=100-30=70…
Q: Find the density of the waste in units of kg/m3 for a sanitary landfill area of 100 dunums for a…
A:
Q: Let A be an arbitraty square matrix. Briefly interpret the bi-matrix games (A,A),(A, A¹), (A, -A),…
A: Solution:- The bi-matrix games (?, ?), (?, ?t ), (?, −?), (?, −?t ), (?, 2?), (?, 2?t )…
Q: Plz solve
A: Given that,Voltage : V = 1.50(V)Power : P=0.463 WattTime : t = 31.7 (min)a : Here we need to find…
Q: D = 4xy ax + - 6 (x² + y²) ay + 5yz az nc/m² Find the total charge enclosed in the rectangle…
A: The density is given as D=4xy ax+6x2+y2 ay+5yz az The volume charge density is ρv=∇→.D→ρv=∂∂x…
Step by step
Solved in 2 steps with 2 images
