What is the magnitude Fad of the downward force on section a? Express your answer in terms of the tension T1. ΑΣφ. ? FaF_ad =

Q: A 15 kg mass is suspended from tow ropes in the corner of a ceiling. Rope 1 makes and angle with 20°…

A: Given data: Mass (m) =  15 kg Angle with ceiling (θ) = 20°

Q: (II) A 1200-N crate rests on the floor. How much work is required to move it at constant speed (a)…

A: The work required to move the crate over a distance of 5.0m can be obtained as Wd=Fd=230N5.0m=1150J

Q: Part F The ends of a massless rope are attached to two stationary objects (e.g., two trees or two…

A: Since the rope is massless, tension acting in the rope is same everywhere as mass of rope is not…

Q: What is the effective spring constant for this motion? Express your answer to two significant…

A: A) The equation for the frequency of oscillation is given by, f=12πkm Here, k is the spring constant…

Q: 9. (II) A box of mass 4.0 kg is accelerated from rest across a floor at a rate of 2.0 m/s² for 7.0…

A: 9)For this problem, we know the mass the acceleration. We can easily calculate the displacement by…

Q: Determine the acceleration of the block as it slides down the plane. Express your answer to three…

A: Apply Newton's second law of motion along the x-direction mgsinθ=maa=gsinθ=(9.8 m/s2)sin22.5°=3.75…

Q: (I) Pilots can be tested for the stresses of flying high-speed jets in a whirling "human…

A: Formula of angular acceleration is as follows; θ=ω0t+12αt2…

Q: 1 X = V,t +÷ať² 4. Which one of the following statements must be true if the expression A) x is…

A: Consider the given expression. It can be inferred that when the initial velocity (v0) with respect…

Q: Determine the net torque on the 2.3-m-long uniform beam shown in the figure. All forces are shown.…

A: Formula of torque is as follows; τ=rFsinθ…

Q: 2) Find the resultant displacement of the following 3 displacements: A = 12.0 m, @ 22.0° E of N B =…

A: The given values, A→=12sin22° i^+12cos22° j^=4.50 i^+11.13 j^   B→=8cos17° -i^+8sin17° j^=-7.65…

Q: A 69-cm-diameter wheel accelerates uniformly about its center from 110 rpm to 370 rpm in 4.5 s .

A: a) Given: Diameter of wheel is 69 cm, Angular speed of wheel is 110 rpm to 370 rpm. Time it takes to…

Q: A 1,195-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into…

A:

Q: A circuit calls for a 0.200 mm -diameter copper wire to be stretched between two points. You don't…

A:

Q: 3) An airplane accelerates at 3.00 m/s? from a velocity of 21.0 m/s over a distance of 535 m. What…

A: Given Data: The acceleration of an airplane is, a=3 m/s2 The initial velocity of an airplane is,…

Q: What can you say about the coefficient of friction, uk ? Assume the speed is low enough that air…

A: since the skier is moving with constant speed, the acceleration is zero. therefore, the net force…

Q: (II) A bicycle with tires 68 cm in diameter travels 9.2 km. How many revolutions do the wheels make?

A: Since you are posted more than one question, we will answer the first question. If any specific…

Q: 3. (II) How much work did the movers do (horizontally) push- ing a 46.0-kg crate 10.3 m across a…

A:

Q: A student sees a newspaper ad for an apartment that has 1330 square feet (ft2) of floor space. How…

A: According to the question student sees in a news paper add that,  Area of an apartment, A = 1330 ft2…

Q: 5. (II) The platter of the hard drive of a computer rotates at 7200 rpm (rpm = revolutions per…

A: (given) The platter of the hard drive of a computer rotates at 7200 rpm. l = .50 μm = 1 bit (a)…

Q: 20. (II) A cooling fan is turned off when it is running at 850 rev/min. It turns 1250 revolutions…

A: Given: The initial angular velocity of the fan is 850 rev/min. The turn taken before the stop is…

Q: Three forces of magnitudes F1 = 4.0 N, F2 = 6.0 N, and F = 8.0 N are applied to a block of mass…

A:

Q: - Part E Consider a steel guitar string of initial length L =1.00 m and cross-sectional area A =…

A: NOTE- Since the new length in Part D is not visible in the picture you posted, so we will solve Part…

Q: 2. (I) A constant friction force of 25 N acts on a 65-kg skier for 15 s on level snow. What is the…

A: Impulse is the result of a force acting on an object for some duration of time. Impulse applied to…

Q: 1. A particle travels along a curved path between two points P and Q as shown. The displacement of…

A: Given The particle is traveling along the curve from point P to point Q. `Displacement is a vector…

Q: An athlete performing a long jump leaves the ground at a 29.7 ° angle and lands 7.76 m away.

A:

Q: A compressive force of 3.1 × 10ª N is exerted on the end of a 23-cm-long bone of cross-sectional…

A: applied compressive force(F) = 31000 N Cross sectional area of bone = 3.7 cm 2 = 0.00037 m2…

Q: A block of mass 1.0o kg sits on an inclined plane as shown. (Figure 1)A force of magnitude 90.0 N is…

A:

Q: The displacement of an oscillating mass is given by x(t) = 10 cos( 4 t). At time t = 2n s, what is…

A: Given,  Displacement of an oscillating mass - x(t) =10 cos (4t) We need to find, Acceleration of…

Q: Find the tension in the two cords shown in (Figure 1). Neglect the mass of the cords, and assume…

A: Given data: Mass of the block is, m=180 kg Angle between horizontal  and cord Ab is, θ=330  Formula…

Q: Part C Is the impulse delivered to the superball during its collision with the scale greater than,…

A: Part- C As impulse is defined as change of momentum and momentum is equal to mass * velocity.  So…

Q: Part A What minimum value of ma will keep the system from starting to move? Express your answer to…

A: (A) The forces acting on the mass mB are the tension T in upward direction and weight of the block…

Q: 1) Apply the necessary conversions to find: a) The speed in m/s equal to 72.0 mi/h b) The area in m²…

A: We will use following conversions -  1 mile = 1609.34 meter  1 hour = 3600 seconds  1 feet = 0.3048…

Q: .. A rifle bullet with a muzzle speed of 330 m/s is fired directly into a special dense material…

A:

Q: 4) A projectile is fired from ground level with an initial speed of 55.6 m/s at an angle of 41.2°…

A: Given data The initial speed of the projectile is given as u = 55.6 m/s. The angle at which…

Q: Part A Determine the acceleration of the system. Express your answer to two significant figures and…

A:

Q: 37. (II) A 980-kg sports car collides into the rear end of a 2300-kg SUV stopped at a red light. The…

A: GIVEN: Mass of sports car m =980 kg Mass of SUV  M = 2300 kg Distance d = 2.6 m Coefficient of…

Q: You throw a stone vertically upward with an initial speed of 6.0 m/s from a third- story office…

A: From the question, it is given that- Initial speed of stone: u = 6 m/s upwards Initial height of…

Q: A sign (mass 2500 kg ) hangs from the end of a vertical steel girder with a cross-sectional area of…

A: (a) Stress is defined as force per unit area, Stress=FArea…

Q: 4. (I) The blades in a blender rotate at a rate of 6500 rpm. When the motor is turned off during…

A: