Question 2. The uniform 20-kg ladder in Figure rests against the smooth wall at B, and the end A rests on the rough horizontal plane for which the coefficient of static friction is u, = 0.25. Determine the angle of inclination 0 of the ladder and the normal reaction at B if the ladder is on the verge of slipping 4 m Answer 2.
Q: Determine the force in member AE of the loaded truss. The force is positive if in tension, negative ...
A: Answer..
Q: 1. We want to connect two capacitors to a battery. They have capacitance C1 and C2, respectively, wi...
A:
Q: A spring is stretched by 9.7 cm when a force of 2 N is applied. If a force of 3.3 N is applied, how ...
A: Given: Stretched Spring 1,x1=9.7cm=9.7×10-2mForce of 1st spring,F1=2NForce of 2nd spring,F2=3.3N Hoo...
Q: An infinite straight wire carries a current I that varies with time as shown above. It increases fro...
A: As per our guidelines, we can answer only 3 subparts. please resubmit the remaining parts.
Q: е от
A: The density is given as, ρ=mv where, m is mass and V is the volume.
Q: A thin rod of length 3 m lies on thex-axis, centered at the origin. The rod bears a uniformly distri...
A:
Q: Which of the following are characteristics of simple harmonic motion? Select two answers. (A) The ac...
A: As per guidelines we are allowed to answer only first question. if question are not related to each ...
Q: Pls help ASAP. Pls show all work and calculations.
A:
Q: A circular coil of wire with 450 turns and a radius of 8.5 cm is placed horizontally on a table. A u...
A: Given, The total number of turns of the wire in the coil is N=450 and radius of the cross-section is...
Q: The equilibrium number of vacancies for silver at 800 °C is 3.6 x 1023 vacancies per cubic meter. Th...
A:
Q: The z-axis is the symmetry axis of a very long cylinder of radius a, made from dielectric material o...
A: Given:radius of cylinder, arelative permittivity of cylinder, ε = kεofree surface charge density, σf...
Q: n 1987, Art Boileau won the Los Angeles Marathon, 26 mi and 385 yds, in 2 h, 13 min, and 9 s. At the...
A: We can draw the given situation as, Here C is the 21 mi marker. Now as per the question, at C first...
Q: 3. In a Keplerian telescope, the focal length of the objective lens is: fo = 80 mm, the focal length...
A: Ray optics.
Q: Ropes for rock climbing have a diameter of 10.5 mm and a Young's modulus of 8.72x10 N/m2. If a rock ...
A: Given: Diameter,d=10.5mm=10.5×10-3mRadius,r=5.25mm=5.25×10-3mYoung's Modulus,Y=8.72×107N/m2Mass,m=58...
Q: Two identical R=9.91 ohm light bulbs are connected in parallel to a 10.5 volt battery. How much curr...
A: Solution:-Given thatIdentical resistances (R)=9.91 ohmconnected in parallelBattery Voltage (V)=10.5 ...
Q: Example calculation Q/ Suggest some limitation and improvement write at least 3 I will give one exam...
A: Acceleration due to gravity or g is the acceleration gained by an object due to the force on it by t...
Q: How is the mass of an object different from its weight? Multiple Choice They are not different, they...
A: The weight of an object is the amount of force exerted on the object by gravity while the mass is th...
Q: A student was sent to another planet to measure its properties. Upon landing, the gravimeter instrum...
A: Now the motion of the wrench can be considered as a projectile motion and in projectile motion, ther...
Q: While most transition metals have work functions corresponding to photon frequencies that are larger...
A: The energy of a photon is given by, E=hcλ Here h is Planck's constant, c is the velocity of light, a...
Q: You are in the magic school bus alone. For some reason, you decide to shine a laser straight up. The...
A: Given a situation in which a magic bus which is travelling with a relativistic speed v=.8c where c ...
Q: Consider a system with three states with energies: ɛ, = 0 J, ɛ, = 1.4 x 10 J and &,= 2.8 x 10 J. at ...
A: ε1 = 0 J ε2 = 1.4 × 10- 23 J ε3 = 2.8 × 10- 23 J T = 2 K
Q: 6 light years 2.) 4.5 x 10° light years 3. 4x 10-fios light years Convert each number of kilometers ...
A:
Q: The speed of light in vacuum is almost exactly 300,000 km/s or 186,282 miles per second. How long d...
A: Speed of light is v = 300,000 km/s Distance from earth to Pluto is D1 = 5.2825 x 109 km Ditance from...
Q: An object is rotating with an angular momentum 4.00 kg · m2/s while beingacted on by a constant torq...
A:
Q: Three plates are in thermal equilibrium. The left and right plates are blackbodies and emit only tow...
A: Given in the question there are three plates. Given the plates on the left and the right are blackb...
Q: Fluid is flowing through a 0.93 in ID pipe at 34 gpm. What is the flow velocity in in./s?
A: Given: Flow rate,Q=34gpm=34×3.85in3/sDiameter,D=0.93in The volume of fluid that travels through a ce...
Q: Observations Tdal 1Trial altoal Tcial 4rial 5 Mass wed co loo 200 Boo 1400 500 Begining tenp. ot wat...
A: Thermal energy is the energy generated from heat or the motion of the particle that makes the object...
Q: 2) Two forces of magnitude 36 Newtons and 24 Newtons act on an object at direction angles 215° and 3...
A: If two forces F1 & F2 are two forcesacting on a body at an angle θ, then the resultant forceF =...
Q: Show that a body with a mass of 1 slug, weights a 32.2 Ib-f on earth.
A: Mass of body is m = 1 slug Weight = mass x acceleration due to gravity W = mg On earth value of g i...
Q: 3) With what velocity should the wedge rotate so that particle does not move in the following figure...
A: Answer...
Q: In the circuit shown, the coil has inductance and resistance. When X is joined to Y, the time consta...
A:
Q: Which of the following is incorrect for a SERIES combination of resistors? A. The total (equivalent)...
A: It is asked which of the given statements are incorrect about the resistances connected in parallel....
Q: What does the term absolute pressure mean? Please explain chermodynamics terms. Thank you! in
A: Absolute pressure :- The value of pressure which is being measured...
Q: An overdempel hatmonic oscilator satisfie, 200 +200c +33x=0. At t-os particle is Aonogected from X=1...
A: Given:equation of the oscillator2d2xdt2 + 20dxdt + 32x = 0 ...(1)also the initial conditionsat t=0...
Q: Consider a uniform magnetic field B = Bx and a uniform electric field E = Eî . A positron with mass ...
A:
Q: 8. The Earth orbits the Sun at a distance of 1.496x101'm from center to center. What is the accelera...
A: Given Radius (R) = 1.496×1011 m Universal gravitational con...
Q: Calculate the diameter of a 0.018-cm length of tungsten filament in a small lightbulb if its resista...
A: We know that:- The resistance of the filament, R R=ρlA Here, ρ is the resistivity of the tungsten fi...
Q: The total (equivalent) resistance of a parallel resistor circuit is greater than any individual resi...
A: The equivalent resistance is less than the parallel set. So the incorrect option is A.
Q: A refrigerator is rated at 370 Watt. What is the maximum amount of heat it can remove in 1 min if th...
A:
Q: of dimeter 5 cm, that will resonate with tuning fork of frequency 250 Hz. If the tube i (a) closed a...
A: Given Diameter = 5 cm frequency = 250 Hz The velocity of sound in air = 340 m/s
Q: A circular coil of wire with 450 turns and a radius of 8.5 cm is placed horizontally on magnetic fie...
A: Given: The number of turns is 450. The radius of circular coil is 8.5 cm or 0.085 m. ...
Q: 2. The puncher is to drive a 25 mm diameter hole to a steel plate. If the allowable axial stress of ...
A: Given, diameter= 25 mm Axial stress = 101.85 MPa The maximum shear stress= 50 mm
Q: An object is thrown with initial velocity Ya and angle (theta) with the horizontal. The y-component ...
A:
Q: A student wrote software that controls a drone. In this software, East is positive î direction, Nort...
A: The velocity of a moving object is given by, v=dt Here d is the total distance traveled and t is the...
Q: a) Four (4) capacitors are arranged as shown in Figure 2. If the charge in the capacitor C1, C2 and ...
A: (a) Given: C1=15μF, C2=20μF, C3=30μF, C4=10μF Capacitors C1, C2, C3 are in parallel combination. CAB...
Q: The figure below shows a disk of radius 1.50 m is oriented with its normal unit vector în at an an o...
A:
Q: oscillates back and for is the approximate period of the block if it has a speed of 4 m/s when it pa...
A: KA22=mv22 and after finding K, we find time period.
Q: Observe you surroundings and give two examples of friction that are useful and two examples of frict...
A: Two examples of useful friction: 1) It is only due to friction that we are able to walk. Without fri...
Q: 1. Consider a freely rotating (frictionless) merry-go-round of mass M, radius R that is initially at...
A:
Q: 9.6. Use the fact that all vectors must transform the same way under rotations to establish that any...
A:
Step by step
Solved in 2 steps with 1 images