Q.1. Calculate the change in the value of g at altitude 45°. Take radius of earth = 6.37 x 10° km
Q: 51.) The. following equations expressed in implicit form, models a chemical process F:(X, X3, Xs, X6...
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Q: What resistance do you need to connect in parallel to a 125 Q resistor to get a total of 49.0 Ω? Ans...
A: Given that,Equivalent resistance : Req = 49 (Ohm)Resistance : R1 = 125 (Ohm)Here we need to find the...
Q: Convert the following Celsius temperatures to Fahrenheit and Kelvin: (1) -62.8°C, the lowest tempera...
A: We know that temperature is a thermodynamic parameter and it can be measure using different scales ,...
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Q: An object with charge 3.3 µC travels to the left above a large flat sheet. The particle is 16 mm abo...
A: The electric force(F). given, chargeq=3.3 μC=3.3×10-6 Cμo=4π×10-7 Tm/ACurrent per unit widthK=5.0 ...
Q: A skier leaves the ramp of a ski jump with a velocity of 10.0 m/s, 15.0° above the horizontal, as in...
A: Given: The skier leaves the ramp at the velocity v = 10 m/s The angle of inclination of the ramp wit...
Q: 2) At 278 K, iron (Fe) is found to show bcc structure with a lattice parameter of 0.2866 nm. Obtain ...
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Q: Two vectors lying in the xy-plane are given by the equations A = 8i + 2j and B = -31 + 3j. Find Ax B...
A: Given A→ = 8 i^ + 2 j^ + 0 k^B→ = -3 i^ + 3 j^ + 0 k^ Verify that A→×B→ =-B→ ×A→
Q: 1. A building in San Francisco has light fixtures consisting of small 2.35-kg bulbs with shades hang...
A: Given: The mass of the bulb is m = 2.35 kg The length of the rod is L = 1.50 m
Q: Sam and Salome pull on a a rope which has different Iınear mas densities at eachn end. moving his ar...
A: Given: The linear mass density of the rope at the Sam's end is μ1. The linear mass density of the ro...
Q: A body moves on a coordinate line such that it has a position s= f(t) = - 41 + 3 on the interval 0st...
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Q: The masses of the blocks are ma 30 kg and ma = 70 kg. Between all of the contacting surfaces, p=0.2....
A: The mass of Block A, mA=30 Kg=m The mass of the Block B, mB=70 Kg=M The coefficient of friction betw...
Q: The Sun is lower in the sky during the winter than it is during the summer. How does this change aff...
A: We can say that, If the sun is lower in the sky, the flux becomes less. Less flux makes the temperat...
Q: If a spring is stretched 2.0 cm by a suspended object having a mass ofo.55 kg, what is the force con...
A: The spring in the problem is stretched by 2 cm from its equilibrium position, when a mass of 0.55 k...
Q: Power supply voltage ɛ =6.00 10.01V, R =70 ohm RL VRL (volt) PRL=IVRL RL/ www (ohm) (mA) (ohm) (R+RL...
A: When a device, such as a voltage regulator or generator, releases voltage, that is its output voltag...
Q: Transverse waves on à string have wavé špééd 8.00 m/s, amplitude 0.0700 m, and wavelength 0.320 m. T...
A: A wave equation can provides many information about the wave such as the frequency, time period, wav...
Q: For a convex mirror, when the object is 24.2 cm in front of the mirror the image is 115.5 cm behind ...
A: Given: The initial distance of object from mirror is u=24.5 cm. The initial distance of image from m...
Q: Air with an initially at P1= 940 KPa, T1= 900K and V1= 0.15 m3, expands in reversible adiabatic man...
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Q: winging at the end of a unifc the ball and half is in the u mall oscillations. Which on
A: To find the swing which one takes longer using the criteria as, Let L be the length and m be the t...
Q: If a spring is stretched 2.0 cm by a suspended object having a mass ofo.55 kg, what is the force con...
A: We can say that,The spring force balances the gravitational force∑Fy=0⇒Fs-mg=0then, Fs=mg-kx=mghence...
Q: The mass of the right box is 50kg. The coefficient of static friction between between each box and t...
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Q: Calculate the work done in blowing a soap bubble of radius 0.5 cm. Surface tension of soap solution ...
A: To find-Work done in blowing a soap bubble (W)=?Given data-r=0.5 cm=0.5×10-2 mr=5×10-3 mT=2.5×10-3 N...
Q: Out of the following which 18 Hot an example of capillary action. (a) absorption of ink in blotting ...
A: To find- Which example not for capillarity action. Given data- (a) Ink is absorbed in blotting paper...
Q: Working the answers from the previous question, what would be the relative uncertainty of the area? ...
A: Given: Length of the wooden board L=35.7 cm Width of the wooden board W=28.6 cm Uncertainty in lengt...
Q: A 12.0-V battery is connected in series to a 25.0-Ohm resistor and a 5.00-H inductor. How much energ...
A: Given data, Voltage of the battery = 12 V Resistance of the resistor = 12 ohms Inductance of the coi...
Q: What mass of butter, which has a usable energy content of 6.0 Cal/g (= 6000 cal/g), would be equival...
A: Given that,M = 73 (kg)h = 8.84 (km)U = 6000 (cal/g)Here we need to find the mass of butter :Now,As w...
Q: What is the initial temperature of a 2.0 kg piece of aluminum (c = 910 J/ kg 0 C) which must accumul...
A: Given that,Mass : m = 2 (kg)Specific heat of aluminium : c = 910 (J/kg°C)Heat = 2.5×105 (J)Here we n...
Q: Which of the following observatories is most likely to discover a black hole in a binary system? A. ...
A: A binary system is defined as a system in which two objects revolve around each other, having a comm...
Q: As shown, a rectangle has a base of b 5.90 ft and a height of h = 1.70 ft. (Figure 2) The rectangle'...
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Q: A series RLC circuit is driven by a generator at a frequency of 2000 Hz and an emf amplitude of 170 ...
A: Given, f=2000 HzV=170 VL=60.0 mHC=0.400 mFR=200 Ω
Q: A rocket is launching vertically upward as shown in Figure Q1. Initially at t = 0, s = 0 and v= 0. T...
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Q: Box your final answers. Use appropriate symbols and round off your answers into two (2) decimal poin...
A: To answer: a) What is the tension on the cable? b) What are the magnitude of the vertical and horizo...
Q: An astronaut drops a rock on a planet with an acceleration due to gravity of 3.2 m/s2 from a height ...
A: Given that, Acceleration due to gravity at the planet, ag=3.2 m/s2The rock falls from a height, s=25...
Q: 1) A féld is a physical quantity associated to each point in space time. O F
A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new qu...
Q: A small circular hole 6.00 mm in diameter is cut in the side of a large water tank, 14.0 m below the...
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Q: 1.In a closed system, a 1 kg fluid has initial temperature of 400C and pressure of 2MPA and underwen...
A: Given: Initial temperature of 1 kg fluid =Ti=400°C=673 K Initial pressure Pi=2 MPa=2×106 Pa Final pr...
Q: What are the obstacles to sending between Earth stations and satellite stations
A: The problem is based upon satellite communication. We know that Satellite communication is the metho...
Q: a. Locate the principal planes (e.g. xy, xz, yz, etc.) of propagation for the electric field b.G...
A: The electric field vector of the electromagnetic wave has the form E=Eoei3x-2y-9.9×18t Comparing thi...
Q: If both mass and velocity of a ball are tripled, the kinetic energy is increased by a factor of: 3 6...
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Q: 1. The figure shows three forces applied to a trunk that moves leftward by 2.54m over a frictionless...
A: The work done by a constant force is given by W=F⇀.d⇀=FdcosθF=Forced=displacementθ=angle between F ...
Q: Air with an initially at P1= 940 KPa, T1= 900K and V1= 0.15 m3, expands in reversible adiabatic man...
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Q: 2. The radius of copper rod is 0.4 cm. What force is required to stretch the rod by 20 % of its leng...
A: The Force required is given by F=YA∆LLY=Youngs modulusA=area of cross section=πR2
Q: A S14-turn solenoid has a radius of 20 mm and an overal length of 15.2 cm. (a) what is its inductanc...
A: No of turns n = 514 radius R = 8.20 mm Length L0 = 15.2 cm
Q: What is the potential energy (compared to the floor) of a 1200N box which is 4.0 m above the floor?
A: Given that,Weight : W = 1200 (N)Height : h = 4 (m)Here we need to find the potential energy :Now,As ...
Q: 1. Suppose a car is involved in a collision in which it is brought to a constant speed of 31 s. Fort...
A: Concept: Given Initial velocity (u)= 31 m/s Final Velocity (v)= 0 m/s After collision the time trave...
Q: A cylindrical boiler with an outside diameter of 2.75 m and a wall thickness of 32 mm is made of a s...
A: Givenoutside diameter D=2.75mwall thickness t=32mm=0.032mYield stress σy=340 MPa
Q: A certain wheel has a rotational inertia of 12 kg m?. As it turns through 5.0 rev its angular veloci...
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Q: When a body of unknown mass is attached to an ideal spring with force constant 120N/m, it is found t...
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Q: Paralel rays of monochvomatic ight wth wavelengh 576 nm uminate two identical sits and produce an in...
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Q: A piston-cylinder device contains 2 kg of air at 300 K, which occupies 0.3 m3. If the device undergo...
A: Mass of the air, m=2 Kg Temperature of the air=300 K Initial volume of the air, Vi=0.3 m3 Final volu...
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