What is the longest wavelength (in m} of the EM radiation that can eject photoelectrons from a certain metal target, given that the binding energy is 6.81 eV? Exponential format with 3 SF.

Q: A particle with a charge of 4.2 nC is in a uniform clectric field E directed to the left. It is…

A: Charge of a particle q=4.2nC=4.2×10−9C. Kinetic energy is K.E=1.5×10−6J. Distance traveled by the…

Q: The change in energy for the system is 435 J and the heat transferred to the environment is 137 J…

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Q: Question 1 (1 A woman is standing in the ocean, and she notices that at a given location, ten (10)…

A: Time period(T)=tn=4010=4s n = no. of crests       So frequency=1T=14=0.25Hz

Q: Part (a)  From the choices presented, select all that appear on a correct free-body diagram of the…

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Q: The pr The pressure inside a commercial airliner is maintained at 1 ATM (1.01 × 105 N/m²). What is…

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Q: A 2200 kg airplane tows two gliders along the runway, the first with a mass of 310 kg and the second…

A: Draw the free-body diagram of the system.

Q: Suppose you are driving 14 miles/hour with a compass reading of 35°north of east. a) Represent the…

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Q: The current, ix = What is the magnitude and direction of the magnetic field at point P₁? The…

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Q: Refraction: You are standing on the edge of a pier, shining a laser pointer into a clear lake. You…

A: Solution: Given: H = height of pier as shown in the figure = 1.5 m L = distance L as shown in figure…

Q: The photo is a microscopic look at the surface of a reflective compact disk (CD), circa 2004. The…

A: The spectrum of color in Compact Disk is due to

Q: An insulating sphere X with charge (+Q) is connected to an initially neutral conducting sphere Y by…

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Q: uring 5 successive 1.02 min intervals, a runner moved at the following constant speed: 0.388km/min,…

A: Number of time intervals is n = 5  Each time interval is t = 1.02 min  Various speeds are V1 = 0.388…

Q: Distinguish between the effects radiation can have on a general body cell (somatic) and cells that…

A: Radiation can have different effects on total body cells (somatic cells) and cells that make up the…

Q: 1. At an air show, a jet flies directly toward the stands at a speed of 1160 km/h, emitting a…

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Q: 192-g piece of metal absorbs 7,875J of thermal energy, and 241°C. Determine the specific heat of the…

A: m=192 g=0.192 Kg (mass)Q=7875 J (thermal energy )Ti=89oC (Initial temperature)Tf=241oC (final…

Q: The image of an object in a concave mirror is three times the object. When the object is 80cm away…

A: See below

Q: An Australian emu is running due north in a straight line at a speed of 13.0 m/s and slows down to a…

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Q: Work can be conserved True or false

A: Work cannot be conserved in the same way that energy is conserved. In physics, the principle of…

Q: A carpenter and his assistant are to carry a uniform wooden beam, which is 6 m long and weighs 100…

A: Draw the free-body diagram of the system.

Q: How much taller does an antenna tower become at the end of a day when the temperature has increased…

A: See below

Q: A block of mass m₂ = 12.0 kg is connected to a block of mass m₂ = 36.0 kg by a massless string that…

A: Given: m1 = 12kg m2 = 36kg k = 240 N/m h = 18 cm Apply the energy conservation equation.

Q: The magnitude of the position vector of a spacecraft orbiting the Moon does NOT depend on   *…

A: a) The orbit eccentricity: The eccentricity of an orbit determines how elongated or circular it is.…

Q: There is an insulating sphere A with charge (+Q) is connected to an initially neutral conducting…

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Q: Two uniform, solid cylinders of radius R and total mass M are connected along their common axis by a…

A: Given that:-                  mass of the cyinders= M                  radius of cylinders= R…

Q: AV = 36 mV battery is connected to a single turn loop of dimensions a = 15 cm by b = 8 cm has a…

A: Calculate the area of the loop. A=abA=(15 cm)(8 cm)A=120 cm2×(1 m100 cm)2A=1.20×10−2 m2

Q: - [2002]. Two parallel plates having equal and opposite charges with area L x L, separation d is…

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Q: Sketch the I-V graph of a substance that obeys Ohm’s Law.

A: According to Ohm's law, the voltage across a conductor is proportional to the current flowing…

Q: The electric field of a sinusoidal electromagnetic wave obeys the equation E = -(375V/m) sin[(5.97 x…

A:

Q: A 1.80x10^4 kg semi-trailer truck drives up a 200 m hill [θ = 30 degrees above horizontal], at a…

A: To solve for the power (P) required to drive the semi-trailer truck up the hill, we need to consider…

Q: Replace the three forces shown by an equivalent force-couple system at point A. If the forces are…

A: Given that, R =  319 N M = 138.4 N m that is correct, So

Q: If a driver burns 16 litres of gas going 100 kilometres. How many miles per canadian gallons is it?

A: 1 litre is approximately equal to 0.22 Canadian gallons. Therefore, 16 litres is approximately equal…

Q: Problem statement: A mixture containing 500[g] water and 100[g] ice is initially in thermal…

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Q: Use integrals with limits to complete the following. Credit will not be given for integrals without…

A: To determine displacement ,we required to integrate v(t)=160−2.5t3 within the limits t=1s to t=3s…

Q: A synthesizer produces the following two waves simultaneously. Using the principle of superposition,…

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Q: 1. Four long, parallel conductors carry equal currents of I 5.00 A. Figure P30.23 is an end view of…

A: See below

Q: mrning Goal: understand the ideal gas law and be able to apply it to a wide variety of situations.…

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Q: here is this resistor circuit. please write the junction rule at a and using loop direction from the…

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Q: In the figure below, the change in internal energy of a gas that is taken from A to C along the blue…

A: Given data: The internal energy from A to C is, UAC=855 J The work done along path ABC, WABC= - 465…

Q: In the diagram, A and B represent small spherical charges: q1 = -9.0 C located at point A and q2 =…

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Q: A small object is fired from point 0 at the edge of a cliff, with initial velocity components of Voz…

A: The components of velocities are. v0x=60 m/sv0y=135 m/s The tine of flight is 30 s.

Q: The most used 'nuclear fuel' for nuclear fission is Uranium-235. a) Explain what happens to a…

A: Nuclear fission in Uranium-235 involves the splitting of a Uranium-235 nucleus into two smaller…

Q: Consider a closed triangular box resting within a horizontal electric field of magnitude E = 6.66 x…

A: E=6.66x104NC Using figure: L=30cm=0.30mh=10cm=0.10mθ=60∘

Q: A train slows down as it rounds a sharp horizontal turn, going from 96.0 km/h to 40.0 km/h in the…

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Q: Find the absolute uncertainty for the volume of a rectangular prism with the following measure…

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Q: A coal power plant consumes 158,377 kg of coal per hour and produces 411 MW of power. If the heat of…

A: Coal consumed by power plant in 1 hour = 158377 kg Power produced = 411 MW Heat of combustion of…

Q: The hypodermic needle in the Fig. 2 contains a liquid (SG = 1.05). If the serum is to be injected…

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Q: Two points in the xy plane have Cartesian coordinates (1.50, -3.50) m and (-6.50, 6.50) m. (a)…

A: a) distance between the points AB=(−6.50−1.50)2+(6.50+3.50)2  m=12.806m b) Now we need to determine…

Q: Cobalt-60 has many medical applications. If the half-life of cobalt-60 is 5.25 years, how long after…

A: Given data: The half-life of the cobal-60 is T=5.25 years The ratio of the final to intial sample…

Q: A proton is placed in an electric field between two parallel plates. If the plates are 6.0 cm apart…

A: To calculate the work done against the electric field when the proton is moved parallel to the…

Q: the flow energy of 124 L/min of a fluid passing a boundary to a system is 108.5 kJ/min. Determine…

A: Given data- The energy flow is given as Q = 124 L/min. The boundary to a system is P = 108.5 kJ/min…

de Broglie Equation

The sketch of matter waves is drawn below: