According to the photon model, light carries its energy in packets called quanta or photons. Why then don’t we see a series of flashes when we look at things?

Q: Q3

A: Given:    

Q: determine the energy in ev of the photon emitted when an electron jumps down from the n = 3 orbit to...

A: In case of hydrogen atom, the energy of the emitted photon can be calculated by the formula   En=-13...

Q: part e only

A: For the high concussion risk, The acceleration (afast) of the head can be found by the following kin...

Q: A train is moving at 40 m/s as it passes another train moving on a parallel track. The other train s...

A: d1=d2v1t=u2t+0.5at2240 m/st=0 m/st+0.55 m/s2t2t=16 s Thus, the time taken to catch up the first trai...

Q: we shall approximate the partition function of a crystal by bv/2kT-ק 3N e'olkT e-hv/kT where hv/k= O...

A: The partition function for a crystal is Q, its internal energy is U and then specific heat is given ...

Q: how does the acceleration of gravity g values that you found (-8.4476 and -8.152) compare with each ...

A:

Q: Consider the figure below. 45.0° 45.0° 60.0 N 60.0 N (a) What is the resultant force exerted by the ...

A:   T1 = 60.0 N T2 = 60.0 N W = Weight of the light  

Q: Describe the strategy for calculating the ratio of numbers of Molecules near given Speeds?

A: We can use the Maxwell-Boltzmann distribution function for the speed of particles to calculate the r...

Q: The Lagrangian equation of motion for a system of spring and a mass m connected by a pulley(disk) of...

A:

Q: A student is running at her top speed of5.0 m/s to catch a bus, which is stopped at the bus stop. Wh...

A:

Q: Q1/ Using Two Capacitors design a discharging circuit, adding all details and other device if it nec...

A: A charged capacitor discharges when a resistor is connected to it. Consider the given two capacitors...

Q: 9192 Example 8: Coulomb force in electrostatics is given by the equation Fc = k r2 ' where k is the ...

A: The expression for the electrostatic force is as follows: FC=14πε0q1q2r2 The given units are as foll...

Q: A 75 kg patient is given a bone scan. A phosphorus compound containing the gamma-emitter 99Tc is inj...

A: Total energy deposited in the patient’s body in joules is, E=3.6 mSv75 kg=3.6×10-3 Sv1 J/kg1 Sv75 kg...

Q: If a single constant force acts on an object that moves on a straight line, the object's velocity is...

A: Given: If a single constant force acts on an object that moves on a straight line, the object's velo...

Q: Q#7 At t = 0, a battery is connected to a series arrangement of a resistor and an inductor. If the i...

A: Rate of energy dissipated by the resistor is equal to the rate of energy stored by the inductor dULd...

Q: A SHEET IS BOUN DED BY CURVES Y= 2X, 3 Y= 2x (IN THE FIRST QUA DRAT). IF IT HAS AN OF グニ K(x*+\) ARE...

A: The position of the y-coordinate of the center of mass for the sheet is given by   Where S = Bounde...

Q: The electron has a magnetic moment, so you can do magnetic resonance measurements on substances with...

A: Given: Magnetic moment of electron μ = 9.3 x 10-24 J/T. Length of the solenoid l = 15 cm. Turns of ...

Q: Suppose the average solar fl ux reaching the United States is 200 W/m2. This average is taken over a ...

A: Given: Suppose the average solar flux reaching the United States is 200 W/m2. This average is taken ...

Q: 8. Waves in a Tube Standing waves in a violin string must have nodes at the ends of the string becau...

A: (a) location of the nodes y(x,t)=00.3cosx2cos50πt=0cosx2=0x2=n-12π            n≥1x=2n-1π

Q: Ch.5 Problem 20

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Q: describe how static electricity is explained in the simulation between a baloon and a jersey and Joh...

A: In the balloon simulation, initially, the balloon and the jersey are both neutral since the number o...

Q: How much energy is stored by the electric field between two square plates, 9.3 cm on a side, separat...

A: Given: The side of each square plate is 9.3 m. The separation between the plates is 2.5 mm. The char...

Q: Why the conductivity of metals increase with decrease in temperature, but conductivity of semiconduc...

A: The conductivity of metals is defined by  sigma=nqm wheren= charge carrier density q=charge of the c...

Q: Singly ionized helium has a single orbiting electron, so the mathematicsof the Bohr hydrogen atom wi...

A: The energy levels of the singly ionized helium are specified by; En=1n2K2e22aBEn=4EnH               ...

Q: question attached below

A:

Q: 46. A basketball player jumps straight up for a ball. To do this, he lowers his body 0.300 m and the...

A: Given  Person bent lowered his height by r=0.300m And jumped above ground by R=0.900m First let's dr...

Q: Hi  I need help with following attachment questions.  Thanks

A:   Note: Please note that we are allowed to answer only first part kindly post remaining questions se...

Q: Please help me draw on cubic.!. and detail for explain.!. dont copy from previous answer! thanks!!!

A: Part-a In FCC structure, atoms are at corners and on the centre of the faces of the cubic structure....

Q: What lines would be missing for hydrogen in an absorption spectrum? What wavelengths are missing for...

A: When a white light is passed (composed of visible photon frequencies) through hydrogen gas, it is fo...

Q: A plane-polarized electromagnetic wave of frequency w in free space is incident nor- mally on the fl...

A: Given: Frequency of plane polarized electromagnetic wave in free space is ω. Conductivity of non-per...

Q: The three cables are used to support the 40-kg flowerpot. Determine the force developed in each cabl...

A: Solution:   Given that, mass (m) =40 Kg From the above Figure,   We can write the co-ordinates of th...

Q: 2. Quantum mechanical tunneling is not just the basis for STM but also for electronic devices like q...

A: Given: The total energy of the electron is 4.5 eV. The thickness of the oxide film is 0.50 nm. The b...

Q: Titan has a radius of 2400.0 km and a mean density of 2.2 g/cm3. Earth's Moon has a radius of 1737.0...

A: Gravitational acceleration is given by Where G = Gravitational constant = 6.67 × 10- 11  m3 kg-1 s-...

Q: Why can we use the nonrelativistic form of the kinetic energy in treating the structure of the hydro...

A: Given: The use of kinetic energy of hydrogen atom in non-relativistic form.  

Q: ades - Colfege Physics I (F X Mail - Bishop Jr, Leslie- Outlook X W Chapter 4 Homewok i webassign.ne...

A: The static friction between an object and a surface is an adjustable force.  The magnitude of static...

Q: Show that the moment of inertia of a rectangular plate of mass m and sides та?ь? a and b about the d...

A: we can use the moment of inertia tensor to solve this.

Q: You throw a rock straight up and find that it returns to your hand 3.60 s after it left your hand. N...

A:

Q: A tree and a pole are 3000 m apart. Each is suddenly hit by a bolt of lightning. Mark, who is standi...

A: A reference frame is a type of coordinate system for an objects where his speed and position with re...

Q: A positive unit charge is at a distance of 200 pm from a molecule of hydrochloric acid. Find the cor...

A: The expression for the potential energy of the system is as follows: U=-kepqr2U=-9×109N·m2/C21.3 Deb...

Q: le to determine the energy in ev of the photon absorbed when an electron jumps up from the n = 2 orb...

A: The initial state of electron =ni=2 The initial energy of electron=E2=-3.40eV The final state of ele...

Q: Show that Frank in the fixed system will also determine the time dilation result by having the sparkl...

A: The sparkler is placed at a position , x'2=x'1⇒x'2-x'1=0 and T'0 is proper time and is equal to t'2-...

Q: A turbine designed for an output of 100 MW receives superheated steam with the following conditions;...

A: Given: The output of the turbine is 100 MW. The conditions are as follows. h1=3550 kJkg-1, h2=1356 k...

Q: Why is the answers I put not right ?

A: NOTE: The given answers in the question are correct. 8. Acceleration is, a=Fm=400 N100 kg=4 m/s2=4.0...

Q: If you sit on the beach and look at the ocean through Polaroid sunglasses, the glasses help to reduc...

A: This difference is due to the direction of the axis of polarization and polarized light reflected ba...

Q: A D a charges, each with magnitude Q = 4 coulombs are located on three vertices A, B, C of an equila...

A:

Q: Copper-Nickel 1,500 1400 LIQUID 1,300 IQUID. O 1,200 1.100 1,000 900 400 300 PARAMAGNETIC 200 100 D/...

A: The given diagram is a phase diagram of nickel-copper alloy, we can see three different regions.  Th...