What are the wavelengths of (a) a photon, and (b) an electron, each having kinetic energy of 1 eV?
Q: 1.2 m 10 m/s 30° d-
A: Given: Mass of the dart m = 0.020 kg launched at an angle θ = 30° (above the horizontal) initial…
Q: A 9 kg block is on a frictionless table and is moving at 21 m/s around in a circle that has a radius…
A: As per the answering guidelines we will solve the first question only. Please upload the other part…
Q: A person walks 27 meters to the right, changes directions, and walks 14 meters to the left. What is…
A: Given data: Firstly person walks 27 m to the right Then walks 14 m to the left Required: Distance…
Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…
A: We need to say what the direction of friction will be on the coin on turntable.
Q: 6._ In jubilation over a wonderful test experience, a physics student throws her textbook straight…
A: As the student throws the book straight up into the air Gravitational force is always acting in the…
Q: Find the three currents in the following figure. 2.0 1 1.0 0 5.0 V 1.0 0 5.0 V
A:
Q: 7. In your own words, describe the concept of sound intensity. K/UC
A: Before moving to concept of sound intensity, we'll discuss what is sound? All types of waves…
Q: Archimedes: What forces are acting on an object when it is placed in a fluid? a) Its weight due to…
A:
Q: In the depths of space, asteroid miners attach a cable between their 3,694.-kg spaceship and a…
A:
Q: 5. A rectangular loop of area A = 0.160 m² is placed in a region where the magnetic field is…
A:
Q: What is the total surface charge density on the interface of the two materials? A B
A: Given data, Voltage=V Two capacitors connected in series.
Q: Two vertical walls are separated by a distance of x. The wall on the left is perfectly smooth, while…
A: Solution: Let l be the length of the board. The left side wall experience no frictional force,…
Q: The same experiment on uniformly accelerated motion was performed. See figure below for the set-up.…
A: Kinematics.
Q: 51. B SSM A flywheel is a solid disk that rotates about an axis that is perpendicular to the disk at…
A:
Q: A skate boarder moves at constant velocity across a horizontal surface. She tosses her phone…
A: Given Phone is vertically tossed wrt surface And skate board is moving with constant velocity
Q: 124. The diagram below represents a 10.-newton block sliding at constant speed down a plane that…
A: Since object is moving with constant speed hence acceleration acting on it is zero so net force…
Q: #17. Thanks.
A: 17.The displacement for the given pairs is,
Q: What is wave? What is the difference between wave motion and particle in motion? What are the…
A: The wave is the transfer of energy that causes disturbance in the medium without transferring…
Q: presented in the table below. Constant Mass vs Varying Force Hanging Mass 1 23 2 50 g 70 g 90 g…
A: Solution: Based on the given data the mass of the cart is to be calculated. The given quantities…
Q: this is incorrect can u pls do it again in the answer format given
A:
Q: 2. A car battery supplies an electromotive force of 12 V and has an internal resistance r. The…
A: Given: The electromotive force is E=12 V. The power requires is P=64.8 W. The resistance of the…
Q: A 2100-turn solenoid is 1.9 m long and 15 cm in diameter. The solenoid current is increasing at 1.4…
A: Given data:The no. of patches on the solenoid is n=2100.The length of the solenoid is l=1.9 mThe…
Q: A horizontal rod of length L carrying a current I, is suspended at right angles rhe horizontal…
A: If L is the length of the rod carrying a current I in a magnetic field B ,the magnetic force on the…
Q: 5. Two antennae (which may or may not be in phase with each other) transmit a radio wave at an AM…
A: Given information: Here, f is the frequency of the antenna.
Q: 1-Three charges are placed at the corners of an equilateral triangle with sides of length 2.0 m, as…
A:
Q: 14. Andrea, of mass 54.5kg, thinks she's sitting at rest in the middle of her 4.81m long dorm room…
A: mass = 54.5 kg length of dorm room = 4.81 m
Asap please...
Step by step
Solved in 2 steps with 2 images
