An iron wire has a diameter 1.6 mm and resistivity 9.71x 10-8 m. What will be the length of this wire to make a resistance of 800. What will be the new resistance, if the radius is doubled? (a) Length of the wire (in m) = (b) Resistance of the wire (in ) =
Q: 12) Distance between two planets is measured to be 100 ly in their rest frame. A spacecraft capable…
A: The length of an object is not absolute, when objects move fast their length will decrease. The…
Q: In the image below what is the missing current in Amps Current 0.31 A Current Current 0.19 A Current…
A: According to Krichhoff Current Law The algebraic sum of current is zero. Here we have not given the…
Q: . For the circuit shown, determine all the currents in each branch using Kirchhoff's Laws. 5V 2 6 V…
A:
Q: A river is to be crossed by a girl using a row boat. Rowing Speed Direction of Boat River Velocity C…
A:
Q: Assume that the conductivity of a pure semiconductor at an applied electric field of 450 mV/m is…
A:
Q: A 17 kg ball is thrown at a velocity of 15 km/hr to a 60 kg person who is at rest on ice. The person…
A: Mass of the ball, m=17 Kg velocity of the ball, u=15 km/hr=15 3.6m/s=4.167 m/s It is thrown towards…
Q: 10.0 7.0 5.0 0.0 -5.0 -8.0 -10.0 0 2 4 Time (t/s) 5 position m 6 8 PART 7 The position-time graph…
A: In teh given position vs time graphat t = 0 ; position is x = 0A = (0 , 0 )at t = 2.0; x = -8B = (2,…
Q: The de Broglie wavelength of a tennis ball of mass 60 gm moving at 10 m/s
A:
Q: Two π+ mesons are created. One is created at rest in the laboratory, and one moving at v = (4/5)c. c…
A: Given : Let us say that π1 is created at rest in the laboratory frame and π2 is the one which is…
Q: Which of the following transitions in a hydrogen atom produces high frequency photons: n = 2 to n =…
A:
Q: 11%) Problem 9: The diagram presented represents a thermodynamic process experienced by 2.3 mmol…
A: (a) The work done is equal to W=PdV where W is he work done, P is the pressure and dV is the change…
Q: 17) Calculate the gravitational redshift caused by Sagittarius A.
A: As per general relativity when light moves away from a gravitational source its wavelength will…
Q: wo tiny 5.0-g sphares suspended from two vary the What is the angle 07 (18-8.59-10 N
A: Given: mass of sphere is 5 g Charge is +36 nC
Q: A 195 N sign is supported by two ropes. One rope pulls up and to the right 0₁ = 30.5' above the…
A: Visualize the Problem:
Q: 1. Write the Schrodinger equation and general solution. What is the meaning of them? 2. Solve the…
A: 1) The Schrodinger equation is given by: -h22m ∇2ψr,t+Vrψr,t=ih∂ψ∂tThe meaning of the equation is…
Q: a wavelength of 1095 nm is
A:
Q: 5) A spaceship of 50 m is moving at a velocity of 0.99c. If an observer measures its distance as it…
A: Length contraction is the shortening of distance or length measured due to high velocity. Thus when…
Q: State the similarities between the last stages in the process for generation of electricity that…
A: Whenever there is relative motion between magnet and coil, there is current induced in the coil.…
Q: Question 8 of 20 From the top of a tall building (height > 100 m), ball A is launched with a…
A: Solution:-Given thatInitial velocity of ball A=20 m/s & 45° above horizontalInitial velocity of…
Q: Determine the volume change, in ft3, when 1 lb of water, initially saturated liquid, is heated to…
A:
Q: The car is traveling at a speed of 68 mi/hr as it approaches point A. Beginning at A, the car…
A:
Q: Question 10 of 20 > Three objects are fired into the air; and the drawing shows the trajectories of…
A:
Q: 7. Conceptual Question: Which will roll down an incline faster: a can of water or a can of ice?…
A: ANS:- The can of ice will roll faster than the water can.since the ice can be considered as a rigid…
Q: If a spaceship is approaching the Earth at 0.100c and a message capsule is sent toward it at 0.100c…
A: Given that-Speed of the spaceship, v=0.100cSpeed of the message Capsule, u'=0.100cThe speed of the…
Q: Determine the front tire force if portion of vehicle mass carried on front axle is 500kg. Total mass…
A: Given that-Mass, m= 500 kgvelocity, v= 30 m/sand radius, r= 8m
Q: In the annual battle of the dorms, students gather on the roofs of Jackson and Walton dorms to…
A: Given, The horizontal distance between the buildings = 37 m = X The height of the Jackson = 13 m =…
Q: 4/A 65.3 kg baseball player is running to second base at 5.03 m/s. When he is 4.80 m from the plate…
A: We are given that the player slides to reach the base. The external force acting on slider while…
Q: If the position of a particle is defined by s = [2 sin (π/5)t + 4] m, where t is in seconds,…
A:
Q: The curve surface represented by AB in the figure is the surface of the quadrant of a circular…
A: Given The quadrant of a circular cylinder 3 m long r = 1.5 m , z = 0 Determine the horizontal and…
Q: d). An electron is placed halfway between the two cylinders (i.e. r = the charge is released from…
A:
Q: αφ τιμή C+0 BQ τιμή υ δα C-0 αφ τιμή C+0 (3) β
A:
Q: Calculate the Schwarzschild radius for the sun and Earth.
A: Every object has a radius within which the gravitational force is so large that it prevents matter…
Q: A small particle P starts from point O with a negligible speed and increases its speed to a value v…
A:
Q: Oil flows through the system shown in the figure below with negligible losses. Determine the…
A:
Q: The position of a particle in millimeters is given by s=54-21t+t² where t is in seconds. Plot the…
A: We are given the position as function of time. We find the minima for this position. We…
Q: From b / answer true or false (answer only five) 1- Electrons in a semiconductor move from the…
A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…
Q: What is a neutron star? Group of answer choices A neutral star A compact star composed mainly of…
A: The problem is based on the concept of the neutron star. It is a celestial object of a very small…
Q: (b) Write a necessary condition for a transformation (q,p) to (Q,P) to be connonical. Prove that tod…
A:
Q: Spring reeeer k Capacitor with area- A с Vo Battery A parallel plate capacitor with plate area A is…
A:
Q: A small glass bead charged to 50 aC is in the plane that bisects a thin, uniformly charged,…
A:
Q: 9. A cell membrane has a thickness of t = 80 nm, and a radius r = 15 µm. The relative dielectric…
A: Given data, Dielectric constant K = 2.5. Permittivity of free space, ε0=8.85×10-12. Thickness d=80…
Q: A motorist drives north at 20 m/s for 20 km and them continues north at 30 m/s for another 20 km.…
A: 6. Given, Acceleration of truck, a=2.1m/s2 Acceleration of automobiles, aa=3.4m/s2 Distance, s=40m…
Q: A galaxy is found to be receding at a velocity of 3.0 x 104 km-s-1. Calculate the distance to the…
A: Edwin Hubble discovered through observation that the Universe is expanding. Galaxies are moving away…
Q: Which force causes the largest moment (clockwise and about point A? counter-clockwise) ANS:…
A: Moment caused by a force about a point depends upon position of point on which force is applied…
Q: The velocity of the wind relative to the water is crucial to sailboats Suppose a sailboat is in an…
A: Figure: Solution:
Q: If 48 eV of energy is required to move a charge through a potential difference of 3.2 V, determine…
A: We know that-Work-done= q×vwhere, Energy, E=q×v Equation 01Given that-E= 48 eVin JouleE=…
Q: A particle performing S.H.M. has a period of 6 second and its maximum velocity during oscillation is…
A: We need to compute the time required by particle to cover a distance of 3 cm from its mean…
Q: PROBLEM 1. Determine the shape of the surface of an incompressible fluid subject to a gravitational…
A:
Q: If a car has a suspension system with a force constant of 5.00 x 104 N/m, how much energy must the…
A: Force constant k = 5.0 x 104 N/m maximum displacement is x = 0.075 m The energy of oscillation is E…
Q: The average speed of a sample of Ar atoms is 437 m/sec. What is the temperature of the sample? (Mar…
A:
Do it
Step by step
Solved in 2 steps