An object is placed 25 cm in front of a lens of focal length 20 cm. 60 cm past the first lens is a second lens of focal length 25 cm. How far past the 25 cm lens does the final image form? а. 20 cm b. 40 cm с. 16 cm d. 25 cm e. 47 cm
Q: A 5.5-kW water heater operates at 240 V. i. Should the heater circuit have a 20A or a 30A circuit br...
A: Given data P=5.5 kWV=240 VV=0.2085 m3T1=20°cT2=80°c
Q: The driver of a 1250 kg car traveling at a speed of 17.5 m/s applies the car’s brakes when he sees a...
A: The driver of a 1250 kg car traveling at a speed of 17.5 m/s applies the car’s brakes when he sees a...
Q: How much work would be done by an electric field in a moving proton from a point at a potential of +...
A: Concept used: Amount of work done in moving charge from one point to other is the potential differen...
Q: A 4.60 mF capacitor that is initially uncharged is connected inseries with a 7.50 kΩ resistor and an...
A: Given: Capacitor is uncharged that means C=0,V=qCV=0Resistance R is 7.50 kohm=7.50×103 ohmThe volage...
Q: If θ = 0°, m1=6kg , and m2=9kg 1. By hand, calculate the acceleration of the system. 2. By hand,...
A: For the given parameters, m1=6kgm2=9kgΘ=0°µ=0 The situation is modelled below,
Q: A 42 Ω resistor and a 20 Ω resistor are connected in parallel, andthe combination is connected acros...
A: Given data R1=42ΩR2=20ΩV=240 V
Q: A solenoidal coil with 25 turns of wire is wound tightlyaround another coil with 300 turns. The inne...
A: Given: No. of turns, N2=300Current in the inner solenoid I=0.120 A Solenoid length, L=.25 m
Q: (III.) A 178 kg piece of wood (SG=0.500) floats on. freshwater surface. What minimum mass of copper ...
A: Given: The mass of wood is 178 kg Density of copper is 8.9×103 kg/m3
Q: If A/m on plane z = 0, (a) Determine the current density, and Answer follow image.A...
A: The magnetic intensity H is given in the problem as H→=y i^-x j^from Ampere's circuital law in diff...
Q: A metal ring is oriented with the plane of its area perpendicularto a spatially uniform magnetic fie...
A: Firstly, we have to determine the relation between induced emf and radius which is given by Faraday,...
Q: For decades, scientists have all shared one theory of color. This took many years to come to, but fo...
A: Different color theories which has affected the perception pf color- 1)Newtons Color wheel(Complemen...
Q: Please provide complete solution for verification. Thank you!
A: The final velocity of an object v after traveling a distance s and starting with the initial velocit...
Q: The 2.26-kg block is released at rest at the position x = 0 on the slope. As the block slides, it is...
A: The force acting on the block along the incline is, F=mgsin(30°)-Pcos(Θ) (1) The kinetic en...
Q: How did Newton’s work on Optics contributed to the advancement in Astronomy?
A: Introduction: Newton was one of the first to make a reflecting telescope. Other than laws of motion,...
Q: List out the material required in the experiment to show that the electric resistance depends upon t...
A:
Q: Q/'a b c,a#*ß=y 90 a a а By a
A: Introduction: The smallest group of symmetrically aligned atoms which can be repeated in an array to...
Q: 3µF 4ΜΩ ɛ=12V a) the maximum value of Capacitor C b) the maximum value of Current I c) the time cons...
A: (a) the maximum value of capacitor C. (b) The maximum value of current I. (c)The time constant in th...
Q: A convex mirror has a distance to the object of 12 2) cm. The distance to image is (-4.7) cm. What i...
A:
Q: As a spring ages, its spring "constant" decreases in value. One such model for a mass-spring system ...
A:
Q: What will happen if dispersion and scattering of light do not occur?
A: Dispersion and scattering of light is the cause of many natural phenomena, which we will not be able...
Q: Modeled after the two satellites problem (slide 12 in Lecture13, Universal gravity), imagine now if ...
A: Total radial distance is, r=RE+h Therefore, distance of the satellite from the surface of the earth ...
Q: show work
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you. ...
Q: 2. True or False. Using two disks to transfer rotational motion is an efficient way to transfer rota...
A: The given statement that using two disks for transfer rotational motion is efficient way to transfer...
Q: 10.0 N 30.0 12.0 N ,9.00 N Consider the figure above, which shows a brass axle of radius a attached ...
A: Given forces are, F1=10 NF2=9 NF3=12 N The radius of wheels are given as, a=5.5 cm=0.55 mb=13.2 cm=1...
Q: A light source radiates a sinusoidal electromagnetic wave uniformly in all directions. This wave exe...
A: Given data: The pressure exerted by the wave is p. The distance is R. Express the relation for the...
Q: An electron is moving with a speed of 8.00 * 10^6 m/s. Whatis the speed of a proton that has the sam...
A: Given data Ve=8×106 m/s
Q: Could the Young two-slit interference experiment be performed with gamma rays? If not, why not? If s...
A: Yes, but it is very difficult to perform experiment with gamma rays.
Q: A proton is accelerated from rest through a potential difference of 370 V. What is its final speed?
A: Given, A proton accelerated from rest through potential difference of 370 V.
Q: A toroidal solenoid with 400 turns of wire and a mean radiusof 6.0 cm carries a current of 0.25 A. T...
A: Given Number of turns (n) = 400 turns Radius (r) ...
Q: Calculate the de Broglie wavelength of (a) a 50.0 kg woman jogging leisurely at 2.0 m/s, (b) a free ...
A: Given data m=50 kgV=2 m/s
Q: List 3 possible benefits from this scenario: "Nanotechnology can be used to reduce pollutants in the...
A: Nanotechnological products, processes and applications are expected to contribute significantly to...
Q: A stone with mass 0.83kg is attached to one end of a string 0.94m long. The string will break if its...
A: Part (a) Given: The mass of stone is m=0.83 kg. The length of string is L=0.94 m. The maximum value...
Q: ) A model turbine is provide nd to develop 64 HP under a 4,000 rpm. Calculate the speci bine to deve...
A: Solution :Specific speed = Ns =N PH54 Where N is the running speed and P is the power , H is t...
Q: 4. A box with total wall area of 0.6m² and wall thickness 3cm is used to cool drinks. The inner and ...
A: The rate of heat flow is the amount of heat that is transferred per unit time in a material. It is ...
Q: Show all working explaining detailly each step Answer b(i) & (ii) Answer should be typewritten u...
A: (b) (i) Introduction: A signal is an electromagnetic or electrical current that is used for carrying...
Q: f1, f2, f3, and f4 are eigenfunctions of the operator A, with corresponding eigenvalues c1, c2, C3, ...
A: We use the orthonormality and normalization condition, to get the expected value of the given observ...
Q: The force F in the figure keeps the 7.34 kg block and the pulleys in equilibrium. The pulleys have n...
A:
Q: Calculate the t statistic and show your work.
A: In statistics, the t-statistic is the ratio of the departure of the estimated value of a parameter f...
Q: c) (E) is the energy consumed to crush a material with ( 90 mm) particles in a gyratory crusher into...
A: According to Von-Rittinger's law, the energy required to reduce the particle size from L2 to L1 is E...
Q: Q6: For the circuit shown, the switch s is closed at t = 0. Find the voltage across the inductance a...
A: Given:- The inductor opposes change of current. By taking s domain inductor is replace...
Q: - Man with mass of (10 Kg ) standing on the one leg has a (1 M) shaft of bone with average cross- se...
A: mass of man=10 kg shaft mass=1M area=4 cm2 pressure =forceAreaforce =Mg=10×10=100NPressure=forceAre...
Q: Determine the current through each resistor using Kirchhoff’s Law. Needed now. Thank you in adva...
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...
Q: write Kirchoff rule
A: Kirchhoff's loop law states that the sum of all the electric potential differ...
Q: A 4kg wheel with a radius of 0.3m and a rotational inertia of I = (2/3)mr^2 has an initial translati...
A: Given data: The mass of the wheel is m=4 kg. The radius of the wheel is r=0.3 m. The initial transl...
Q: Explain KCL
A:
Q: Question: Write about the theory and working principle of experiment “Charge on electron by Millikan...
A: Theory:In 1909, Robert Millikan and Harvey Fletcher conducted the oil drop experiment to determine t...
Q: An ice skater jumps in the air and brings their arms and legs as close to their center of mass as po...
A: Here, thought out the process angular momentum of the skater is conserved because there is no extern...
Q: A glass sheet is covered by a very thin opaque coating. In the middle of this sheet there is a thin ...
A: Given, Thickness of coating (scratch) is, d=12.5×10-7 m wavelength of monochromatic light in air is,...
Q: If a piece of photographic film is placed at the location of a real image, the film will record the ...
A: Film records a real image, the ray of light do not converge at virtual image but seems to come from ...
Q: The power of a certain CD player operating at 120 V rms is20.0 W. Assuming that the CD player behave...
A: Given data Pavg=20 WVrms=120 V
Trending now
This is a popular solution!
Step by step
Solved in 2 steps