A body cools from 60 °C to 52 °C in 10 minutes and to 46 °C in the next 10 minutes
Q: Calculate the heat loss per m of surface area for an insulating wall composed of 25.4-mm-thick fibe…
A: To determine: The heat loss per m2 of surface area. Thermal conductivity of fiber insulating board…
Q: The speeds of four gas molecules are 1 km/s, 3 km/s, 5 km/s and 7 km/s respectively. The difference…
A: Have a look
Q: Consider the simple model of a building subject to ground motion depicted in the figure below. The…
A: Solution:- Given data.
Q: Part A An air-track glider attached to a spring oscillates with-a period of 1.50 s. At t=0 s the…
A:
Q: Compare the angular resolving power of the following imaging instruments (details of the italicized…
A: The resolving power is the inverse of the distance or angular separation between two objects that…
Q: After heavy rain, an engine oil was accidentally dropped on a wet concrete road. People observed…
A: Solution: Let us consider the thickness of the thin film as t. An interference pattern will be…
Q: 3.) A gas-filled 40.0 cm long pipe closed at one end produces a 624 Hz fundamental frequency.…
A: Wave.
Q: 1-y² cos(x²)dxdy %3D Q2): Show that
A:
Q: The frequencies for scries limit of Balmer and Paschen series respectively are 'v,' and 'vz'. If…
A:
Q: The mean anomaly of the Pluto was 12.140 degree on July 1st in 1998. The eccentricity of the Pluto…
A: Given, Mean anomaly, M=12.14 Eccentricity, e=0.249 According to Kepler's equation the eccentric…
Q: Suppose the spatial multiparticle wavefunction for 5 identical fermions Y(T1, T2, T3, T4, T5) (7)…
A: Given: The wavefunction of the single particle in the state is represented as Ψi r→j Where i ∈ a, b,…
Q: A set of 48 tuning forms is arranged in a series of descending frequencies such that each fork gives…
A: Given data : 48 tuning fork in descending order Each fork gives 4 beat per second = 4 Hz…
Q: Physics Time delay to Jupiter A radio pulse is sent from the Earth, reflected off a satellite of…
A:
Q: (2) A laser diode feeding a glass fiber (dielectric constant ks = 2.25) could be separated from it…
A: Given: Dielectric constant of glass fiber, ks=2.25 Dielectric constant of air, ε=1 To find: a)…
Q: There are three naturally occurring stable isotopes of magnesium: 24Mg, 25Mg, and 26MB, which have…
A: The energy required to separate nucleons(protons and neutrons) from nucleus, is called the Binding…
Q: Three resistors, a 12 Q, a 3 Q, and a 4 Q are connected in parallel to a 6.0 V battery. 1. Draw the…
A: Solution:-Given that12Ω, 3Ω, 4Ω connected in parallel
Q: Here there is a charge of q mass m placed at a distance d from the centera R-fingered conductor ball…
A: This is a very interesting problem in electrostatics that can be solved using the method of image…
Q: In the circuit below, solve for the three unknown currents I1, Iz, and Is . Use Kirchoff's Laws to…
A: Given data : Ele tric circuit is given To find : The value of three unknown currents .
Q: Two converging lenses with focal lengths 0.205 m and 0.307 m, respectively, are combined with a…
A:
Q: A person of skin temp of 37 C and body surface area 1.75m^2 : Find . Net total power if he receives…
A: Answeris below with proper explanation
Q: Given : RE1:2 cm, Q = -6nC A Electric Field at pt. A due to disc a OR2
A: how the formula of the disk is derived. Given, Q=-6 nC=-6×10-9 CradiusR=1.2 cm=1.2×10-2 mdistance of…
Q: What average net thrust must a17-ton airplane have to reach an altitude of 5,000 ft and a speed of…
A: Given: Mass of the airplane (M) =17 ton 1 ton=2000 lb 17 ton =17×2000=34000 lb Altitude of the…
Q: 1) Write an expression in rectangular components for the vector that extends from (x1, y1,Z1) to…
A: Solution:-Given that(x1, y1, z1) to (x2, y2, z2)
Q: While watching the Minty Mania Grand Prix (the first race of the Marbula One 2020 season), you're…
A: Solution: The power of the conveyer belt can be drawn from the following' P=dwdt=dF.sdt…
Q: Find the resultant system of converging forces in the figure. Below
A: Given:
Q: B. cn arge lying fhe regio 2. Calculate the divergence of D = (=) [10xyzảx + 5x²zãy + (2z3 –…
A: The value of vector is given as, D→=1z210xyz a→x+5x2z a→y+2z3-5x2ya→z. The value of point-P is given…
Q: 40000 kg truck moving right at 20 m/s collides with and sticks to a 4000 kg car moving right at 5…
A: Solution:-Given thatmass of truck (M)=40000 kgvelocity of truck (u1)=20 m/smass of car (m)=4000…
Q: 4) Express the uniform vector field F = 5 ā, in a) cylindrical components; b) spherical components.
A: 4) Given: Uniform vector field in rectangular coordinate system, F→=5 a→x To find: a) Cylindrical…
Q: 4. Let D* y?z³dx + 2xyz³ đy + 3xy²z² đz pC/m² in free space. a. Find the total electric flux passing…
A:
Q: #8
A: Given that:-Mass, m1=40000 kgMass, m2= 4000 kgSpeed, u1= 20 m/secSpeed, u2= 5 m/secWhere,Mass of the…
Q: A proton moves north with a speed of 2x1016m/s. A 5T magnetic field is directed west. Determine the…
A: Here the magnetic force is to be determined, Let us take the different cardinal directions as the…
Q: If a black body is heated 27°C to 927°C. Then the ratio of radiation emitted will be (a) 1:4 (b)…
A: To find-Ratio of heat radiated=?Given-T1=270CT1=(27+273)=3000KT2=9270CT2=12000 K
Q: A 12.0 V battery is connected into a series circuit containing a 20.0 A resistor and a 1.90 H…
A:
Q: of mass (30O 9) The length of the rope (6 m) passes over a pulley and a weight of (2 kg) is…
A: Given: The mass of the homogenous wire is mw=300 g=0.3 kg. The length of the rope is l=6 m. The mass…
Q: You have a summer job working in a research laboratory. Your task is to obtain a measurement of the…
A: Given: Separation between electrode rods, l=2.5 cm Electric potential, V=75 kV Density,920 kg/m3…
Q: The unit of Stefan's constant is (a) watt/m? K* (b) watt/m³K (c) watt/m2 K (d) watt/m K
A: Black body radiation.
Q: Prove mathematically, using only variables, the non-existence of the magnetic monopole
A: In magnetostats, ∇.B→=0 That the divergence of the magnetic field is zero.
Q: A small block having charge Q placed on a frictionless horizontal table is attached to one end of a…
A: When subatomic particles are put in an electric or magnetic field, their electric charge leads them…
Q: 1) Write an expression in rectangular components for the vector that extends from (x1, y1,Z1) to…
A: Solution:-Given that(x1, y1, z1) to (x2, y2, z2)
Q: 3. A uniform sphere has a mass of 8kg and a radius of 0.1m. It is rolling down a 20° incline without…
A: Solution:-Given thatm=8 kgR=0.1 m
Q: 1. Find the tension in each cord in the figure below if the mass of the suspended object is 2.0 kg.…
A: Mass string system.
Q: A light, with wavelength of 1 = 550 nm, passes through a slit and shines on a screen that is at a…
A: Answer is below
Q: If the osmotic pressure of the blood is within (100 psi) at a temperature of (37°C). How much…
A: Given, P=100 psiT=370C
Q: *Problem 3.13 (a) Prove the following commutator identity: [AB, C] = A[B. C]+[A. C]B. [3.64] (b)…
A: We have to prove the above theorems regarding commutator algebra in quantum mechanics
Q: Why are there few spectroscopic binaries in which the stars are separated by more than 10 AU?
A: A binary star system is formed when two stars come close enough that they form an orbit around the…
Q: What average net thrust must a17-ton airplane have to reach an altitude of 5,000 ft and a speed of…
A:
Q: The kinetic energy of an ideal gas is (E) at NTP. At what temperature its kinetic energy is half of…
A:
Q: 3. Find the electric flux density at a point having a distance 4 m from a uniform line charge of 6…
A: We have to find the electric flux density due to a long wire of charge density 6 nc/m at a distance…
Q: Find the difference in pressure between tanks A and B in the figure if d1 = 330 mm, d2 = 160 mm, d3…
A: The values of heights in the pipe is given as, d1=330 mm=0.33 m, d2=160 mm=0.16 m, d3=480 mm=0.48 m…
Q: Calculate the gravitational energy released by the Sun.
A: Gravity is the force of attraction between objects with mass. It is responsible for the formation of…
Step by step
Solved in 2 steps with 2 images