Q: A 30-W incandescent lamp is connected to a 120-V source and is left burning continuously in an…
A: Given data: Power (P) = 30 W Voltage (V) = 120 V Required: Current (I)
Q: Imme The mass of the block depicted in the image is 1.24 kg. The spring has a spring constant of…
A:
Q: If a cannonball is fired from a cannon at an angle of 45 degrees above the horizontal, what happens…
A: Given data: A cannonball is fired from a cannon Angle (θ) = 45°, above the horizontal Required: The…
Q: ictionless incline and across a second horizontal surface as shown in the figure. 4.0 m/s 4.0 m What…
A:
Q: What are the energies and vacuum wavelengths of all the possible photons emitted when an electron…
A: Given, electron moves from the n=3 to the n=1 orbit of the hydrogen atom.
Q: A 56.5-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic…
A: Write the given values with the suitable variables. m=56.5 kgμs=0.514μk=0.320 Here, m, μs, and μk…
Q: TRO A=√Zx B = 2√2 (-9) Find the scalar product A - B
A: Given data: The vectors A and B A→ = 2 x^B→ = 22 (-y^) Required: The scalar product of vector A and…
Q: 3. Determine the size of a spherical balloon required to payload of 1360 kg. The gas to be used is…
A:
Q: An engineer is setting a speed limit on a road. She wants a car to be able to stop in 81.0ft and…
A: Given data: Distance (d) = 81.0 ft Maximum acceleration (a) = -22.0 ft/s2 Final velocity (v) = 0…
Q: Calculate the angle between A and B if |A| = 3, 8-5 and |AB| = √3
A: Given data: The magnitude of the vector A and B A→ = 3 , B→ = 5 and A→×B→ = 1523 Required: The…
Q: The amount of energy needed to power a 0.10-kW bulb for one minute would be just sufficient to lift…
A: Given: Power = 0.1 kW = 100 W Time = 1 minute = 60 sec Mass of object = 1 kg
Q: Two forces, F₁ and F2, act at a point, as shown in (Figure 1). F₁ has a magnitude of 9.00 N and is…
A: Given:- The magnitude of the vector Force F1 and F2 as F→1= 9 N F→2=6.20 N The angle is α= 61.0°…
Q: A planet has an equatorial radius of 5.39 × 107 m and a mass of 6.71 × 1026 kg. (a) Compute the…
A:
Q: 1. Vodka that is "100 proof" is a mixture of half ethyl alcohol and half water. How much profit per…
A: Let the volume of vodka at 0° C be 1 liter . Then volume of water be 0.5 liter and volume of ethyl…
Q: a) How much work must be done to move the three charges into the arrangement shown if they started…
A:
Q: Your dog is running around the grass in your back yard. He undergoes successive displacements 3.25 m…
A: Given Data: Three successive displacements 3.25 m south, 7.89 m northeast znd 15.5 m west.
Q: . Three point-like charges are placed at the corners of a rectangle as shown in the figure, a = 38.0…
A: Magnitude of charge q1=-2.5 μC=-2.5×10-6 C Magnitude of charge q2=+3,30 μC=3.30×10-6 C Magnitude of…
Q: Two points in the xy plane have Cartesian coordinates (4.00, -3.50) m and (-7.50, 7.50) m. (a)…
A: Given that , coordinates ( 4 , - 3.5 ) , ( - 7.5 , 7.5 )
Q: In the deep space between galaxies, the number density of atoms is as low as 106 atoms/m3, and the…
A:
Q: The brakes of a truck cause it to slow down by applying a retarding force of 3190 N to the truck…
A:
Q: An 1130 W toaster and an 903 W microwave oven are connected in parallel to the same 15.0 A, 120 V…
A:
Q: A roller coaster (356 kg) moves from A (5.58 m above the ground) to B (21.3 m above the ground). Two…
A: Write the work-energy theorem and rearrange the equation.
Q: Heat is absorbed by a 20g granite boulder with a specific heat of 0.1cal/g°C causes its temperature…
A: Given Change in temperature is from 10° C to 29° C
Q: A hot air balloon takes off, it travels 3 km east, 6 km north, and 9 km up. How far is it from the…
A: Given A hot air balloon takes off, it travels 3 km east , 6 km North, and 9 km up. How far is it…
Q: 8. DETAILS m A small stone is kicked from the edge of a cliff. Its x- and y-coordinates as functions…
A:
Q: A 287-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 17.1°…
A: Given M = 287 kg Coefficient of kinetic friction, u = 0.253 Force P makes angle 17.1 ° What is…
Q: 33. A flashlight battery has a rating of 0.8 ampere-hours (Ah) and a lifetime of 10 hours. (a) How…
A:
Q: Distilled water at 10 degrees Celsius stands in a glass tube of 8.0-mm diameter. What is the…
A:
Q: nitrogen molecule (4.7 × 10 -26 kg), a virus (1.6 × 10 -20 kg), and a golf ball (0.045-g) are all in…
A:
Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…
A:
Q: What is a wind
A: Wind is the movement of air caused by the sun's uneven heating of the Earth and the rotation of the…
Q: A եր Let's revisit a previous problem and add the force of friction. In the figure, block A has a…
A: Given data: The block A mass =2.58 kg The block B mass =2.63 kg μ=0.126 The surface s=0.539
Q: An electronic flash unit for a camera contains a capacitor with a capacitance of 820 μF . When the…
A: Given data :- Capacitance of capacitor C = 820 μF Potential difference between the capacitor…
Q: Using the average time, calculate the acceleration due to gravity using the following: g = (2 x…
A: Given that, Height (h) = 3.048 meters Time (t) = 0.81 second
Q: As a sailboat sails 53 m due north, a breeze exerts a constant force F₁ on the boat's sails. This…
A: In the following problem, A breeze exerts a constant force F1→ on the boat's sails. direction of…
Q: Consider the force F shown in the drawing. This force acts on an object that can move along the…
A: Write the expression for the work done.
Q: Determine the number of atoms in 43.0 grams of vanadium, V. (The mass of one mole of vanadium is…
A: Given value--- mass of V (M) = 43 gram. molar mass (m) = 50.94 g /mol We have to find--- number…
Q: An airplane with a gross weight of 12,000 lbs is in a constant speed level turn at a bank angle of…
A:
Q: An ocean wave whose vertical displacement y as a function of time t is given by Y (x, t) = 1.3 cos…
A:
Q: Two separate sound are incident on the air. The intensity level of one sound is 80 dB and of the…
A: As per guidelines in case of multiple questions , we must solve first one. For rest , please ask…
Q: current of I = 4.6 A passes through the circuit shown, where R = 21 Ω. a) In terms of R, I, and…
A:
Q: 10.0V battery is connected to a 120Ω resistor. Neglecting the internal resistance of the battery,…
A:
Q: Heat is absorbed by a 20g granite boulder with a specific heat of 0.1cal/g°C causes its temperature…
A:
Q: Please send me the question in 20 minutes it's
A:
Q: A river flows with a uniform velocity v. A motorboat travels 1.06km upstream, at w passes a log…
A:
Q: Question 3 4m T T - 130 m/s ht4 At maximum height 'h' final speed (v)=0 initial speed (u) = + 30…
A: initial velocity of bullet = 30 m/s initial height = 4 m
Q: A model steam engine of 1.00 kg mass pulls eight cars of 1.00 kg mass each. The cars start at rest…
A:
Q: A bicyclist, steadily speeds up from rest to 28.0mph in 7.70s. How far did she travel (in given…
A:
Q: onconservative pushing force does 58.0 J of work. How much work is done by the pushing force when…
A:
Q: ● ● Average speed (Vav) is the rate at which is covered. It is a scalar quantity. It can also be…
A: Introduction:- Average speed- We know that the Average speed of the object is defined as the…
. Find the momentum of a photon in eV/c and in kg·m/s if the wavelength is (a) 400 nm,
(b) 1 Å = 0.1 nm, (c) 3 cm, and (d) 2 nm.
Step by step
Solved in 3 steps with 2 images
- What is the wavelength of (a) a 12-keV X-ray photon; (b) a 2.O-MeV y -ray photon?What is the energy in eV and wavelength in µm of a photon that, when absorbed by a hydrogen atom, could cause a transition from the n = 4 to the n = 6 energy level? (a) energy in eV? (b) wavelength in µm?(a) Find the momentum (in kg - m/s) of a 44.5 kev x-ray photon. |kg · m/s (b) Find the equivalent velocity (in m/s) of a neutron with the same momentum. m/s (c) What is the neutron's kinetic energy (in ev)? ev
- An electron and a photon each have a wavelength of 0.20 nm.What is the momentum (in kg m/s) of the (a) electron and (b) photon? What is the energy (in eV) of the (c) electron and (d) photon?(a) What is the wavelength of a photon that has a momentum of 5.00×10−29 kg ⋅ m/s ? (b) Find its energy in eV.Give the momentum (in kg m/s) of a photon with wavelength 429.0 nm.
- An X-ray photon with a wavelength of 0.999 nmnm strikes a surface. The emitted electron has a kinetic energy of 990 eV. What is the binding energy of the electron in kJ/molkJ/mol? [Note that KEKE = 12mv212mv2 and 1 electron volt (eVeV) = 1.602×10−19J1.602×10−19J.] Express your answer using three significant figures.b. An electron and a photon has the same wavelength of 0.21 nm. Calculate the momentum and energy (in eV) of the electron and the photon. (Given c =3.00x108 m s-1, h =6.63 x 1034 J s, me=9.11 x 10-31 kg, mp=1.67 x 1027 kg and e=1.60x1019 C)An atom in an excited state of 4.7 eV emits a photon and ends up in the ground state. The lifetime of the excited state is 1.0 x 10-13 s. (a) What is the energy uncertainty of the emitted photon? (b) What is the spectral line width (in wavelength) of the photon?
- What is the wavelength of (a) a photon with energy 1.00 eV, (b) an electron with energy 1.00 eV, (c) a photon of energy 1.00 GeV, and (d) an electron with energy 1.00 GeV?The work function for a Palladium metal plate on a PCB board of a detector is 5.22 eV. A. Compute the energy, in units of Joules, that is required to remove an electron from the plate B. Compute the KE and speed of and electron hit by a photon of wavelength 75 nm C. Compute the speed of the ejected electron if the wavelength of the photon is 265 nm (J) and (m/s) (J). (m/s)15.(a)What is the frequency of an x-ray photon whose momentum is 1.1x 1023 kg m/s? (b) How much energy must a photon have if it is to have the momentum of a 10-MeV proton?