A skateboarder decides to try to jump from the top of a set of stairs and land at the
Q: Given vector A= 21 +j - 3k and vector B= 4j + 5k (n) Determine the cross product of the two vectors....
A:
Q: f) If a= (s) m/s², where s is in meters, determine v when s=5 meters if v-0 at s=4 meters: g) If a= ...
A:
Q: A long wire is bent to form 46-turns of circular loop. Each loop has an area of 3.7 cm2. Determine t...
A: Given that:-Area of the loop, A=3.7 cm2Number of turns of circula loop, N=46Magnitude of net magneti...
Q: A golf ball is struck with a velocity of 80 ft/sec as shown. Determine the distance d to where it wi...
A:
Q: *6-68. The bridge frame consists of three segments which can be considered pinned at A, D, and E, ro...
A: In a free-body diagram, all forces acting on an object are shown in relation to the magnitude and di...
Q: State and briefly describe the fabrication methods for metal.
A: Metals are the materials that are opaque, lustrous elements that easily conduct heat and electricity...
Q: A 3.20-mm-tall object is 20.0 cm from the vertex of a spherical mirror. The mirror forms an image 60...
A: We are given with Object height= h = 3.20mm Distance of object from mirror = do = 20.0cm Image is f...
Q: A current of 0.10 A flows through a rectangular 100-winding current loop with dimensions 0.4 m and 0...
A: Given values arei=0.10ANumber of windings, N=100Dimensions=0.4m& 0.3mArea=0.4m×0.3m=0.12 m2B=0.8...
Q: axis A uniform ring with a radius r = 1.5 m and a mass m = 100 g is hanging on a fixed horizontal ax...
A:
Q: A saturated clay layer of 5m thickness takes 1.5 year for 50% primary consolidation when drained on ...
A: Given: Thickness, H0=5 m t50=1.5 yrs d=H02d=2.5 m Coefficient of volume change, mv=1.5×10-3 m2/kN γw...
Q: Two charges, +7 µC and +17 µC, are fixed 1 m apart, with the second one to the right. Find the magni...
A: Given, fixed charges are, Q1=7×10-6CQ2=17×10-6C and the third charge is q=-2×10-9C Distance between ...
Q: Questions 1. To increase his speed from 20 km/h to 30 km/h, the cyclist must produce an additional 9...
A: Kinematics.
Q: You are given a number of 16 0 resistors, each capable of dissipating only 4.1 W without being destr...
A: Given, Value of single resistor (R) = 16Ω Power dissipation across each resistor = 4.1 W. The total ...
Q: a) Compare the average kinetic energy k,TrT of air molecules to the difference in gravitational ener...
A: Given data, Kinetic energy of the particle = 32KBT Potential energy = mgz, where z = height of the p...
Q: Imagine a harmonic plane electromagnetic wave traveling in the z- direction in a homogeneous isotrop...
A:
Q: Calculate the total energy and specific heat with constant volume, at room temperature, for one mole...
A: Specific heat at constant volume is defined as the heat required to increase the temperature of gas ...
Q: and specific heat with constant volume at room temperature for one mole of the following gases .Co, ...
A:
Q: A slender rod of length L and mass m is released from rest in the position shown. It is observed tha...
A:
Q: A steel ball is thrown up from the top of a tower of height 80 m with a velocity of 50 m/s. While co...
A: Given Tower height (h) = 80 m Initial velocity (u) = 50 m/s Determine the time taken to reach the ma...
Q: A 500-MW(e) coal plant burns 2x10 kg coal in one year when operated at a CF of 0.55. Heat value of t...
A: Given that:-Mass of coal burned in 1 year, m=2×109 kgCF=0.55Heat value=2500 KCalKgin kJ=2500×4.2=10,...
Q: 3.35 For the system shown in Fig. 3.49, x and y denote, res pectively, the absolute dis placements o...
A: Free body diagram of the above problem is
Q: Plot the number of photons as a function of energy in [eV]. Check the validity of Stefan-Boltzmann's...
A: Given Plot the number of photons as a function of energy in [eV]. Check the validity of Stefan-Boltz...
Q: B le A, but require co change its ter
A: Let mass of sample A be m and mass of sample B is 2m.
Q: The direct incoming solar radiation passing through the atmosphere and reaching the surface of the E...
A: Sun is only a source of energy in our solar system, where huge amount of energy is releasing every s...
Q: E6. A car with a mass of 1300 kg is moving around a curve with a radius of 35 m at a constant speed ...
A: Mass of the car, M=1300 Kg radius of the curve the car will move, R=35 m The constant speed with whi...
Q: an extremely small "pin hole" si gh the “pin hole"?
A: Given: At inlet M1 =0.6P1 =50kPaT1 =298K
Q: 5. a) Sketch a polar diagram of the directional dependence of the probability density of a problem o...
A: Given: l=2, ml=0
Q: 1. Some jets emitted by galaxies, for astronomical distances large enough, can appear to travel fast...
A: Given Data The speed of light is denoted by : c The speed of galaxy is :v The angle is:θ The time i...
Q: O Normalize and Rind the of the expectution_Value of fosition Wave function ーtxl -fwt Y= Ae %3D 2 No...
A:
Q: Review IC A small glass bead charged to 7.5 nC is in the plane that bisects a thin, uniformly charge...
A: Concept: Given: Charge on glass bead (q)=7.5 nCForce by which the bead is repelled (F)=840μNLength o...
Q: If there is 400 grain per square inch on a photomicrograph of a metal at 200X, calculate the ASTM gr...
A: We have, the number of grains, N=400Magnification, M=200XTo calculate ASTM grain sizeWe can write, N...
Q: much energy is stor-
A: Given as, Capacitance, C = 4.1µF = 4.1×10-6F Potential difference, V = 11 V.
Q: Perform the calculations and determine the absolute and percent relative uncertainty. Express cach a...
A: Given, 9.8±0.3-2.31±0.0018.5±0.6
Q: A 60 Q and a 30 Q resistor are connected in parallel. A 10 O resistor is connected in series to them...
A: Given that,R1 = 60 (Ohm)R2 = 30 (Ohm) These two resistors are in parallel. R3 = 10 (Ohm)The resistor...
Q: Verify that the probability of finding the electron of H at a distance closer to the nucleus than r ...
A: Given, State 2s and 2p for hydrogen atom
Q: Q8 An electran is in described by State Q = 3exp (ixla)-4exp (-ixla) where q is a possiwe Constant C...
A: The wavefunction of the electron is given as : ψ=3eixa-4e-ixa a) The propagation constant of the el...
Q: What is the speed of sound in air when the air temperature is 31 °C? A shell fired at a target 800 m...
A: The speed of sound in air is to be evaluated Air temperature, T=31°C=273+31=304 K The speed of sound...
Q: Newtonian and Hamiltonian mechanics are equivalent, however we usually use the latter because: Group...
A: The Hamiltonian mechanics can be applied to complex systems simply as it consists of equations that ...
Q: nterval does the crew measure when their craft travels at 0.950c? jans: 68.6 h) 5. Two astronauts tr...
A: The time dilation equation is given by ∆tm=∆ts1-v2c2 where ∆ts=time interval measured by stationar...
Q: A steel ball is thrown up from the top of a tower of height 80 m with a velocity of 50 m/s. While co...
A: Given, Initial height = 80m velocity of projection u = 50m/s The time taken by a projectile thrown ...
Q: The critical velocity ratio for a depth of flow 2.5 m in alluvial channel is 1.25. If the manning's ...
A:
Q: One of our neighbours, Mars, has an average solar constant of SM = 589 Wm−2, an albedo of AM 0.24, a...
A: The average solar constant of mars is given as, GSC=589 W/m2. The albedo of Mars is given as, AM=0.2...
Q: 7. Neglecting the size of the ball, determine the magnitude va of the basketball's initial velocity ...
A:
Q: A wheel rotates with a constant angular acceleration of 2.00 rad/s2. If the angular speed of the whe...
A: Given that,Angular acceleration : α = 2 (rad/sec2)Angular speed : ω =2.90 (rad/sec)Here we need to f...
Q: Problem One 1. Show that [L.Px] = 0. 2. Show that the eigenvalue of operator is mh, where m is an in...
A:
Q: A 7.5-kg block slides along a horizontal rough surface (0.6). It's speed was 8 m/s just before it wa...
A: Given: The mass of the block is 7.5 kg. The coefficient of friction is 0.6. Th...
Q: EXERCISE 6: We have a gas whose initial temperature is 328 K, its final volume is 3.75 I, and its ra...
A: Given that,Initial temperature :T1=328 (K) Final Volume : V2 =3.75 (L) Here we need to find the fina...
Q: A 10 MeV y ray enters a volume v and undergoes pair production, thereby disappearing and giving rise...
A: The gamma ray enters volume, v and undergoes the pair production To determine: (a) The energy trans...
Q: A platinum RTD PT100 measures 100 Q at 0 °C and 139.1 Q at 100 °C. Calculate temperature in °C if Te...
A: Given: Resistance of platinum at temperature 0°C is R0=100 ΩResistance of platinum at temperature 10...
Q: A 0.68 kg hammer strikes a 27 g brass nail into a wood board. The nail is horizontally aligned and a...
A: Given data, Mass of the hammer = 0.68 kg Speed of the hammer just before the strike = 8.5 m/s Mass o...
A skateboarder decides to try to jump from the top of a set of stairs and land at the bottom. She leaves the top of the stairs with a horizontal velocity of 15.0 m/s. If the top of the stairs is 2.0 m high, what will her horizontal displacement be?
Step by step
Solved in 2 steps with 1 images