A car of mass 1.2 103 kg is traveling east at a speed of 24 m/s along a horizontal roadway. When its brakes are applied, the car stops in 5.3 s. What is the average horizontal force exerted on the car while it is braking?
Q: A 2.0 [kg] bucket is attached to amassless string that is wrapped around a 1.0 [kg],4.0 [cm] diamete...
A: Given data: Initial speed of bucket, u=0 m/s. Distance travelled by bucket, s=1 m.
Q: Please refer to Figure 2. A light beam shines through air and then strikes a mirror, making an angle...
A:
Q: Question in the AttachmentsThere are two parts, thank you.
A: Given, Double slit diffraction and pattern on the screen
Q: solve 13 and 14
A: (13) change in length ΔL=αL0Tf-Ti=12×10-6/°C1275 m40°--15°C=0.8415 m
Q: Explain, with the aid of a diagram, and with reference to the concept of total internal reflection, ...
A:
Q: What is the relative number of atoms in the ground state to the first excited state at 10^4 Kin the ...
A: Using the relative number formula,
Q: Consider a flat disk of radius 0.3 m. The mass per area of the disk is a function of r, the distanc...
A:
Q: If you detected radio signals with an average wavelength of 68 cm and suspected that they came from ...
A: Given data: Wavelength of radio signal, λ=68 cm. Orbital speed, v=30 km/s.
Q: Advanced Physics Question
A: Here displacement is taken in x- axis and force in y axis so, intercept in x-axis is the length of t...
Q: Advanced Physics Question
A: (a) The expression to solve for the acceleration of the electron is as follows: ∑Fy=may-qE=mayay=-qE...
Q: Problem 11, 12 A closed rectangular conducting loop is moving away from a long straight wire carryin...
A:
Q: Juan, Jose, and Jokoy are pushing a table with a constant 446 N force. Juan is pushing the table eas...
A: Let's make a sketch of the problem With FJUAN=FJOSE=FJOKOY=446N d=9m
Q: Monochromatic light of wavelength l = 620 nm froma distant source passes through a slit 0.450 mm wid...
A:
Q: Suppose you spend 30.0 minutes on a stair-climbing machine, climbing at a rate of 85 steps per minut...
A: Given that,Total time spent, (T)= 30 mins =1800 secMass of Person (M) =150 lb=68.038 kgHeight of eac...
Q: Problem (1): A circular parallel plate capacitor was charged by a battery with a potential differenc...
A: By Maxwell's law we have, ∇×B→=J→+ε0∂E→∂t ...........(1) We know, E→=-ck^×B→ Here, k^=r^ Thus, E→=-c...
Q: Need help on this question.
A: The mass of the box m=4.7 kg. The spring constant of the spring k=680 N/m. The amplitude of the osci...
Q: a(m/s) e'-1 10 → t(s) The acceleration-time relationship of a particle making linear motion is given...
A: (a) Given the initial position of the particle is 15 m, and the initial velocity is 3.28 m.s-1. Now ...
Q: Part A What is the total magnitude of the magnetic flux ( Pinitial) through the coils before they ar...
A:
Q: 2a. A certain traveling wave on a string obeys the function: y1(x, t) = 0.5m cos((0.25π rad/m) x + (...
A: 2a. Given wave y1 (x, t) = 0.5cos(0.25π x + 1.25π t) We know if a wave moving in positive x direct...
Q: Please answer all the parts
A: (a) Initial temperature Ti=PiVinR=1.00 atm0.1970 m33.95 mol8.314 J/mol·K1.013×105 Pa1.00 mol=607.67 ...
Q: In the middle of a horizontally positioned closed tube is a h = 20cm long column of Hg. Each side of...
A: Given Height (h) = 20 cm = 0.2 m length (l) = 0.5 m Pressure (H) = 100 kPa Distance (d) = 1...
Q: Explain the physical nature of the occurrence of thermo-emf in thermocouples
A: When two metals are keeping at same temperature, there will be no net emf in the circuit. When there...
Q: A circular cylinder of height 6.65 m having faces of diameter 0.680 m is immersed in water of densit...
A: Given: Height of the cylinder is h=6.65m Diameter D=0.680m, so radius of cylinder is r=D2=0.6802 r=0...
Q: 2 cables are holding up a 60-kg mass. One cable has an angle of 40° with the horizontal and provides...
A:
Q: A 0.16-kg toy car is initially moving at 1.3 m/s. Since the battery is losing power, the toy car has...
A:
Q: TOPIC: WAVE INTERACTION What happens to the wavelength of the wave that results when two waves of eq...
A:
Q: A small block of mass m2 is placed on top of a large block of mass m1 at rest on a horizontal surfac...
A: Apply Newton’s second law for mass 2 in the vertical direction N-m2g=0N=m2g 1
Q: For B and C, the depth is 30.0KM - Not 25 KM !!! Please help!
A: (b) acceleration due to gravity at a depth of 30.0 km below the surface. The depth of 30.0 km corres...
Q: When an air-filled parallel-plate capacitor is connected to a 15 V source, it contains 90 µC of char...
A: Given: The charge = 90 μF. The capacitor is connected to a 15 V source.
Q: A uniform ladder of length L and weight w is leaning against a vertical wall. The coefficient of sta...
A: Newton's Second Law of motion According to Newton's Second Law of motion, the rate of change of mome...
Q: The four particles shown below are connected by rigid rods of negligible mass where y, = 6.30 m. The...
A: Given data: Length of rectangle, l=4 m. Breadth of rectangle, b=6.3 m. Angular speed, ω=5.5 rad/s. ...
Q: 1.) A model airplane with mass 0.750kg is tethered to the ground by a wire so that it flies in a ho...
A: Torque The torque acting on a body acted on by an external force F→ about a axis which is at a dista...
Q: A stone is thrown from the top of a building upward at an angle of 30° to the horizontal and with an...
A: The initial velocity of the stone vi=20 m/s. The projection angle θ=30°. Height of the building h=45...
Q: Two particles, each with a charge +Q, that are located at the oppositecorner of a square of side d. ...
A: Magnitude of electric field at point p E→=E→1+E→2=-kQi^d2+-kQj^d2E=Ex2+Ey2=kQ2d2-12+-12=2kQ2d2
Q: In the arrangement shown in the figure, an object of mass ?=5.9m=5.9 kg hangs from a cord around a l...
A:
Q: A sodium atom makes a transition from the first excited state to the groundstate, emitting a 589.0-n...
A: Given that energy of the photon(E) = 2.105eV wavelength of the photon(λ)=589.0nm=589*10-9m life tim...
Q: In this AC circuit, the resistor offers 300 Q of resistance, and the inductor offers 400 N of reacta...
A: The current opposition in the AC circuit is given by Where V = total voltage to the circuit, I = t...
Q: A current element I, dl, = 10-Sâ, A.m is located at P1 (1,0,0) while a second element 2dl2 = 10-5 (0...
A: Given I1 dl1 =10-5 a^z A.m is located at P1 1,0,0I2 dl2 =10-5 0.6 a^x-2a^y+3a^z A.m is at P2 ...
Q: Marc purchased 100 shares of LXM stock for $25 per share and sold thissame stock two years later for...
A: Given: Marc purchased 100 shares of LXM stock for $25 per share and sold this same stock two years l...
Q: A myopic person sees that her contact lens prescription is –4.00 D. a) What is her far point? b) Rep...
A: Using the lens formula,
Q: Question in the Attachments
A: The magnitude of the electric force on a charged particle is given by F = qE Where q = charge on par...
Q: Question e(ii) and (iii)
A: Given three energy levels. And corresponding to these levels the energy is defined. (ii) Now given t...
Q: A Ukiform rod is attached to a wall by a hinge at its base. The rod has a mass of 8.5 kg, a length o...
A:
Q: (i) State and explain what happens to the galvanometer when the magnet is moving towards the coil as...
A: When a magnet is moving towards the coil then the galvanometer connected to the coil shows deflectio...
Q: Problem 7 An electron is placed in a uniform electric field of 0.15 N/C. Assume that the velocity of...
A: The electric field intensity E=0.15 N/C. The time period t=10-3 s. Standard value: The charge of a...
A car of mass 1.2 103 kg is traveling east at a speed of 24 m/s along a horizontal roadway. When its brakes are applied, the car stops in 5.3 s. What is the average horizontal force exerted on the car while it is braking?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps