Q. 30: A metal surface is illuminated by the photons of energy 5 eV and 2.5 2.5 eV respectively. The ratio of their wavelength is. (a) 1:3 (b) 1:2 (c) 1:4 (d) 2:1
Q: 1) A concave-convex lens of a glass has radii of 12 cm and 10 cm, respectively, and an index of…
A: The focal length of a lens is given by the lens maker equation as 1f=n-11R1-1R2n is the refractive…
Q: A firefly glows by the direct conversion of chemical energy to light. The light emitted by a firefly…
A:
Q: Two coherent sources of radio waves emit identical signals of wavelength λ = 2 m in phase with each…
A: Given: The wavelength is λ=2 m. The distance between two sources is d=6 m.
Q: он-ем дена маан H of The equation of the router for the domain H which takes the following formulas
A:
Q: Calculate the electrical potential energy of the nucleus if electrons could exist in it.
A: Electrical potnetial energy is defined as the amount of energy that is required to move a particle…
Q: A cylinder with mass m-6.67kg and radius r-0.2m is suspended from a looped cord as shown. One end of…
A: Given: The mass of the cylinder is 6.67 kg. The radius of the cylinder is 0.2 m.…
Q: Which of the following is true about work done by an ideal gas system if its initial volume V1 and…
A: Thermodynamics Process In Thermodynamic system, process occurs due to the changes in Volume,…
Q: A potential difference of 12 V is found to produce a current of 0.40 A in a 3.2-m length of wire…
A:
Q: Find the Fourier Cosine transform of e-t² Hint: Use the integral formula So e-u² du = V 2
A:
Q: A space mission control center on the earth has its antenna noise power of -108 dBm, receives a…
A: A space probe is a robotic spaceship that explores space after leaving Earth orbit. It might…
Q: Figure 19.16 wwww 20 wwwwwww 50 10 49 12 Y ?In Figure 19.16, what is the power dissipated in the 2…
A: Electrical circuit problem.
Q: (a) Minimise the following Boolean expressions using Boolean algebra or Karnaugh maps, and draw the…
A: The problem is based on the concept of Boolean expression and algebra. To solve the above problem we…
Q: Consider two heavy nuclei X and Y having similar mass numbers. If X has the higher binding energy,…
A: Binding energy is the small amount of energy required to remove a particle from a system of…
Q: Consider two identical small metal spheres fixed at positions A and B, separated by 8.8cm.…
A: Electrostatic.
Q: In a A.C. circuit containing only current leads voltage by current is in phase with voltage current…
A: To find-Relation between current and voltage=?Given-The A.C. circuit contains only capacitor.
Q: A microwave of an unknown wavelength is incident on a single slit of width 6 cm. The angular width…
A: Given that,Slit width : D=6 cmAngular separation: θ=25°Order of minimum : m=2As we know that:…
Q: Q3: Consider a linearly polarized, plane monochromatic EM of angular frequency propagating in free…
A:
Q: Please send me the details
A: Given that,Mass : m=6.22 kg = 6.22×103 gmEnergy : E=728 kJ = 728×103 JInitial temperature : Ti =…
Q: Solve the following problems on refractive index. Show GIVEN & REQUIRED values and complete solution…
A: Critical angle is defined as the angle beyond which rays of light passing through a denser medium to…
Q: 14. 2 22
A:
Q: 3. A certain gas is used in a constant-volume gas thermometer to measure the melting point of a…
A: Given, P1=0.4atmP2=1.8 atm
Q: Q3. a) Ferromagnetic materials are used widely in the construction of electrical machines, such as…
A:
Q: If the sine of the critical angle is 0.987. What is the refractive index of the lining of an optical…
A:
Q: A copper wire carries a steady 50 A current to an electroplating tank. Find the magnetic field due…
A:
Q: Using the given problem in the picture. Solve for: (answer no.3 question, choose from the choices…
A:
Q: H66
A: Given that:-Current, I=5AMagnetic field, B=0.2nTn=1We know that,Magnetic field center of the…
Q: Determine the coordinates of the centroid of the lineal shape (one horizontal line connected to one…
A:
Q: A Carnot heat pump supplies 3900 W to keep a room at 23°C while drawing energy from the outside air…
A:
Q: An electromagnetic (em-) wave in free space has an electric field described by E (r, t) = x (50 cos…
A: The electric field is given by: Er,t=50 cos ωt-kz x^ V/mfrequency, v=109 Hz Average power: Average…
Q: 21-30. A 1-lb bar initially at 783K is removed from an oven and quenched by immersing it in a closed…
A:
Q: Calculate the Hubble constant for a universe that is 20 billion years old.
A: Hubble time is the time taken for a universe to reach its current state after it was created.…
Q: Use the uncertainty principle to show that if an electron were confined inside an atomic nucleus of…
A:
Q: The temperature of human skin is approximately 34°C. Calculate the peak wavelength of the radiation…
A:
Q: 11. A 0.37 kg ball is suspended from a vertical spring with spring constant of 100.0 N/m. What is…
A: Given, Mass of the ball (m) = 0.37 kg. Spring constant of the spring (k) = 100 N/m. Let the…
Q: Two small silver spheres, each with a mass of 10.0 g, are separated by 1.00 m. Calculate the…
A: All charged particles will exert force on each other and depend on the charge's polarity. Like…
Q: Problem 3.3 Prove that the components of a vector with respect to a given basis are unique.
A: Let's consider vector |φ>has two description in the same basis.|φ> =∑iAi|vi>|φ>…
Q: A new conveyor system at the local packaging plan will utilize a motor-powered mechanical arm to…
A: The quantity of energy transferred in a unit of time is referred to as power. Mathematically,…
Q: When the load Lis 5.6 m from point C, the tension T in the cable has a magnitude of 8.4 kN. Express…
A: Concept of vector components.
Q: Turboprop engine with free power turbine has the following data: H = 6 km mila = 3 = 15 kg/s T₁ =…
A: ESHP- ESHP is known as equivalent shaft horsepower and it is calculated as, ESHP =…
Q: If a 500-V dc power supply is used to charge a 25-µF capacitor. After the capacitor is fully…
A: Given:initial voltage across capacitor, V = 500 Vcapacitance value, C = 25×10-6 Finductance of the…
Q: =-51.306ax - 9.62ây +35.273âz
A: Given: Q= 7 nC P (7,−4,−1) and T = (−9,−7,10) To Find : The electric field
Q: Consider a plate-type collector with a wire to plate spacing of 0.115 m (4.5 in.) and an applied…
A: Given: Spacing of wire, s =0.115mApplied voltage, E= 50kVmean gas velocity,vg=1.5 m/scollection…
Q: 19. Inz (Use 0 <0 < 2π.)
A: Given: ln z 0<θ<2π
Q: Ultraviolet light with a single wavelength and with an intensity of 550 W/m² is incident normally on…
A: The photoelectric effect is how electromagnetic radiation releases electrons from a material. The…
Q: ne 0 A resistor dissipates 1.80 W when the rms voltage of the emf is 11.0 V At what rms voltage will…
A:
Q: 3. A 12.0 V battery is connected in series with a 10.0 2 resistor, an inductor and a switch. At time…
A:
Q: The capacitive reactance is 20 92, when the frequency is 100 Hz. Find the reactance, when frequency…
A: Capacitive reactance.
Q: A 0.1-m long nichrome wire has a cross-sectional area of 0.1 mm 2. A 1.0-V potential difference is…
A: Given that:-The length of the nichrome wire 'l'= 0.1 mCross-section of wire , A=0.1 mm2Voltage…
Q: Value for Newtons is incorrect
A: The Normal force will be due to weight of the object as well as centripetal force
Q: 9. A 55 g mass is suspended from a vertical spring. What is the spring constant for this spring? T…
A:
Step by step
Solved in 2 steps
