A circular path has a radius of 200 inches, what is the area of the circle in square meters?
Q: •2-73. The shaft S exerts three force components on the die D. Find the magnitude and coordinate dir...
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Q: A 200-V resistor is connected in series with a 5.0-µF capacitor and a 60-Hz, 120-V rms line. If elec...
A: Given that,Voltage : V = 200(V)Capacitor : C = 5 (μF)Frequency : f = 60 (Hz)Here we need to find the...
Q: 3. What is your observation of the change in each parameter? Circle the correct answer. a. Resistanc...
A: Resistance is a measure of the opposition to current flow in an electrical circuit. resistance is me...
Q: Ex. 10 : A tangential force of 2100 N is applied on a surface area 3 x 10-6 m² which is 0.1 m from a...
A: Tofind-Modulus of rigidity (η)=?Given-F=2100 NA=3×10-6 m2x=7 mmL=0.1 m
Q: Ex 79: A bar of length 200 cm is supported at its two ends. The breadth and depth of bar are 10 cm a...
A: Given-l=200 cmb=10 cmd=2 cmm=150 gmY=4.5×1010N/m2To find-Depression produced in the bar=?
Q: 1. William Tell shoots an arrow horizontally at a target 15 m away. The arrow is aimed directly at t...
A: Given, Horizontal distance, OP=15m Verticle distance, PQ=0.6m The arrow gain velocity is in the dow...
Q: Determine the reaction at the smooth wall. The top of the 15kg ladder is leaning against a very smoo...
A: Given: The mass of the ladder is m=15 kg. Coefficient of static friction between the horizontal grou...
Q: A pulsed laser emits photons of wavelength 780nm and if the energy of the pulse is 2x10-10 J, find t...
A: energy of photon is given as: E=hcλ Here, h is plank's constant, c is peed of light and λ is wavelen...
Q: look at each of these stars, including the moon, in this order: Rigel – Betelgeuse – Aldebaran – Moo...
A: To Find the distance between each vector points, their angles, and find the resultant vector.
Q: The 30-N force P is applied perpendicular to the portion BC of the bent bar. Determine the moment of...
A: Given that,The length of both the bars : L = 1.6 (m)One bar is inclined at angle above the other bar...
Q: Ex. 3: A copper metal cube has each side of length 1m. The bottom edge of cube is fixed and tangenti...
A: To find-Lateral displacement (x)=?GIven-Length of each side (L)=1 mTangential force (F)=4.2×108 NMod...
Q: Calculate a three-dimensional infinite square well potential of dimensions a,b and c in the x,y and ...
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Q: /2 C 5r %3D m3 A.I Er a
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Q: Problem 22.4 A 100-W lightbulb is connected to a 120 V (RMS), 60 Hz source. Calculate the time taken...
A: Given that: Power, P=100 W Voltage supply, V=120 V rms Frequency f=60 Hz
Q: 20.A big block of mass M is attached via a string to a smaller block of mass m. A student attaches a...
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Q: * If these particles travel at 2.4A8 • 10® m/s and live 2.78 • 10-8 s when at rest relative to an ob...
A: Time dilation is one of the consequences of thoery of relativity. Time dilation is slowing down of t...
Q: why amplitude is equal to (ymax - y min)/2
A: Amplitude is the measure of the height achieved by a wave. It is the maximum displacement of the par...
Q: A 730.0-2 resistor is connected across the terminals of a 14.0-nF capacitor that carries an initial ...
A: Given that,Initial charge (Q0)=7.6μC=7.6×10-6 CCapacitance, C=14.0-nF=14.0×10-9 FWe know that,Initia...
Q: The two events occurred at a distance of 100m from each other and with a time difference of 0.60µs. ...
A: Lorentz transformation is given as: x'=γ(x-vt)y'=yz'=zt'=γt-vxc2 Here, x',y',z',t' are the coordinat...
Q: Mohammed is driving his car at 80 km/hr speed from Alaya and Ahmed is driving his car at 60 km/hr fr...
A: Given that,The speed of Mohammed's car : vM = 2009 (m/sec)The speed of Alaya and Ahmed : vA = 503 (m...
Q: 1. Vo Fig 2 2.
A: According to the given circuit, both the inputs are 0 as the inputs are short. The output of the cir...
Q: Ex 22 : Calculate the torque necessary produce an angular acceleration of 25 rad/s² in a flywheel of...
A: To find-Torque (τ)=?Given-Angular acceleration (α)=25 rad/s2Mass of flywheel (M)=50 kgRadius of gyra...
Q: A pump pumps water from a cistern into an empty water tank 10.0 m high. In 5.00 minutes the pump fil...
A: Given: h=10m, t=5m=300s, V=1200l=1.2m3 (a) The density of water is : ρ=1000kg/m3 The pressure that...
Q: A torque of magnitude 400 Nm acting a body of mass acceleration of 20 rad/s. Calculate M.I. of the b...
A: To find-(1) M.I. of body(2) Radius of gyration Given-τ=100 NmM=4 kgα=20 rad/s2
Q: A charged capacitor consisting of two parallel plates has an area and separate of 0.500 m^2 and 9.00...
A: Given that: Area of plates A=0.5 m2 Separation between plates d=9 cm Electric field E=3×106 V/m
Q: 7. What is the maximum energy a photon can have after Compton scattering at an angle of 30°? (1-cos ...
A: The wavelength of the photon after Compton scattering is given by Where λo = Incident wavelength of...
Q: Four charges, (ql1, q2, q3, q4) are arranged at the corners of a square of side length L. Charge q1 ...
A: The direction of electric field is from -ve charge to +ve charge. The electric field due to charges...
Q: An RC circuit consisting of a resistor and capacitor is known to have a time constant of 0.800 s. Ho...
A: Given that, time constant of RC circuit, τ = 0.800 s Accumulation of charge on capacitor in DC circu...
Q: Show that the irradiance, Im, of the m-th subsidiary peak for the single slit diffraction pattern ca...
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Q: have a moisture
A: Given: mass, m=1 Kg moisture content=64%
Q: reflection? 3. What do you call that law that compares angle I and angle r?
A: When light rays falls on smooth surface it is reflected by the same angle as the angle of incidence....
Q: A `dispersion relation´relates frequency and wavelength of a harmonic wave. That is, the wavelength ...
A: Given: Dispersion relation k=ωnc2πλ=ωncλ=2πcωn→(1)In the above relationλ is wavelength.n is the refr...
Q: 1. Calculate the elongation of the cable due to load, if a steel cable of 4cm diameter is used to li...
A: 1. Given Diameter (d) = 4 cm = 0.04 m Load (m) = 350 kg Length of cab...
Q: Q. 50 : The total energy of a particle, execut SHM is: Proportional to x2. Proportional to x Proport...
A: The total energy of a particle executing SHM is always a constant (ignoring damping). If the amplitu...
Q: Express the Van der Waal’s equation of state in terms oi reduced parameters. How does it differ from...
A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...
Q: A How fast would it have to be going past you in order for it to appear only 5.5 m long? Give you an...
A: Given length of car 6.05m moving with great speed. To find how fast it have to be going to appear 5....
Q: What will be the temperature (in Kelvin) of a 5kg water initially at 10 degrees Celsius when 480 kca...
A: Given that:Heat added, Q=480 kcal =480×103 calMass of water, m=5 kg=5000 gInitial temperature, Ti=10...
Q: A pulsed laser emits photons of wavelength 780nm and if the energy of the pulse is 2x10-10 J. find t...
A: Given: Wavelength of the pulsed laser, λ=780 nm Energy of the pulse, E=2×10-10 J To find: Number of ...
Q: Assuming that the field of view is flat, what is the resultant vector (yellow line) of an observer p...
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Q: An element X has 195 nucleons and 78 protons, and it undergoes a beta decay. After the decay, how ma...
A: Number of protons element X has : 78 Number of neutrons: 195-78=117 In a Beta decay a neutron is con...
Q: What I Need to Know Al the end of this module, you should be able to 1. design a resoarch useful in ...
A: Note : Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the questio...
Q: (b) The 0.31 Kg mass slides at the shown frictionless wire that lies in a vertical plane. What is th...
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Q: Provide short answers on theory and concepts. a. A (2,2) fluorescence transition is usually not obse...
A: (a) why, fluorescence transition is usually not observed. (b) A hypothetical atom has three distinct...
Q: A young man throws a ball horizontally from the roof of a 40 m high building. If the initial velocit...
A: Given that,Height of building : h = 40 (m)Initial velocity : u = 0 (m/sec)Here we need to find the t...
Q: 55) How long does it take for 300,000 X-rays to be transmitted on a 100-gbps network? A) 10 seconds ...
A: Given, 300,000 X-rays is transmitted to on a 100 gbps network
Q: 1) The state of stress at a point in a body relative the xyz coordinate system is given by: -30 25 0...
A: This problem can be solved using the rotation matrix about y axis and operating it over given stress...
Q: Ex. 78 : A wire of length 2 m and radius 0.1 mm stretched by applying a stress of 3 x 10 N/m2 produc...
A: To find-Strain energy in the wire=?Given-Length of wire(L)=2mRadius (r)=0.1 mm=10-4mStress (F/A)=3×1...
Q: Obtain the expression for energy density of radiation in terms of Einstein's Coefficients
A: The expression for energy density of radiation in terms of Einstein's Coefficients, ρν.
Q: 1. Find the least value of P required to cause the system of blocks shown to have impending motion t...
A: Given: Co-efficient of friction μ=0.20 α=25° Calculation: The forces acting on the blocks are shown ...
Q: The mass of an object is 2000 g and its volume is 0.010 cubic meters. What will be its density in kg...
A: Hey there, since you have posted multiple questions. We have answered the first one for you. Please ...
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