Q: Both the lift and the drag of an airfoil increase with an increase in the angle of attack. In…
A: Both lift and drag of an aitrfoil will increase with an increase in angle of attack but in general…
Q: Explain why touching your toes while you are seated onthe floor with outstretched legs produces less…
A:
Q: A/ Atraffic light weighting 1o0 N hargs froM a cable tied to tWo other cables fastened to suPPort as…
A: Using Newton's second law in the x-direction, ΣFx=maT2 cos53°-T1 cos37°=0 Using Newton's second…
Q: Am = 161-kg load is supported by the rope-and-pulley arrangement shown. Knowing that a a = 49°,…
A: Given * The mass of load is m = 161 kg* The angle made by force P is α = 49°The force body diagram…
Q: If the maximum force the biceps muscle can exert is 1000 N, can we pick up an object that weighs…
A: To pick up an object, the bicep must exert a torque which is given as, τ=r⊥×F
Q: a nurse carries a heavy tray in front of her. Describe how she positions her body while she carries…
A: When nurse carries a heavy tray in front of her then the position of center of mass is shift ahead…
Q: Three boards were suspended in three ways which of the following options is correct for tensions…
A:
Q: A bird sits on a telephone wire midway between two poles 20 m apart. The wire assumed weightless…
A: Force is a vector quantity that means it has both magnitude and direction to it. By Newton's second…
Q: As deformation undergo during load prmation. riction drag is a component of the force d. a. I and II…
A: (17)Friction is defined as the resistance offered by the surfaces that are in contact with each…
Q: A pair of forces when applied to a body decreases its length and increases its cross-sectional area…
A: 1. When two forces act on an object, the total force of the object either decreases or increases…
Q: Verify that the force in the elbow joint in the figure below is 407 N, as stated in the text.…
A:
Q: Achilles tendon- - Tibia Ankle joint K4.6*-12.5 ст ст
A: Given,Mass of the person, m = 75 kghis tendon is, 25 cm = 0.25 m longcross sectional area, A = 78…
Q: Where are shoulder harnesses used?
A: The shoulder harness must also be positioned in such a way as to permit limited freedom to…
Q: Two strings support a small 8-kg body. Find the tension in the strings if they both make 30o with…
A:
Q: Explain one of the reasons why pregnant women often suffer from back strain late in their pregnancy.
A: Pregnant women often suffer from back strain late in their pregnancy because they lift their child…
Q: A cook holds a 2.05-kg carton of milk at arm's length (see the figure below). What force F. must be…
A: Mass of carton of milk (m) = 2.05 kg To determine - the force FB exerted by the biceps muscle.
Q: How can tension force be calculated?
A: The product of the object's mass and gravitational force, plus the product of the mass and…
Q: What is the tension in the chain of a 27 ton ship anchor in the picture? Neglect air resistance and…
A:
Q: Describe the stress involved in a card board box collapsing when you sit on it.
A: Card board box collapses when you sit on it.
Q: A 50-kg is held in place by two wide ribbons. The first ribbon makes a 30° angle to the left of with…
A:
Q: Three vertical wires are used to support a rectangular plate which weighs 500 N. Determine the…
A: Let us consider three tension TA, TB, AND TC, all the tensions have been considered in an upward…
Q: (i) Sketch a section through an aircraft wing and explain how the meve- ment of such a wing through…
A: Bernoulli's Principle states that faster moving air has low air pressure and slower moving air has…
Q: What does static equilibrium mean?
A:
Q: In designing connections on truss, we are to consider the compressions and/or tension on each…
A: Refer attachment
Q: Caloulate the force applied by the biceps and the reaction force (Fr) at the joint as a result of a…
A:
Q: mine the vertical component of ess your answer to two signi ive value if the force is upwa
A:
Q: 1. Find the horizontal force P on the 10° wedge shown in figure to raise the 1500 N load. The…
A:
Q: QI) If the system is in equilibrium, calculate the magnitude of F. t F;-100 KN F; = ? 30 105
A: F1=100 kN The system is in equilibrium. Hence, the net force along u-axis and along v-axis is zero.
Q: Each cord can sustain a maximum tension of 500 N. Determine the largest mass of pipe that can be…
A: Given that:- Maximum tension sustained by each cord=500N
Q: Q1.3 The screw eye in Figure below subjected -150N to two forces, F1 and F2. Determine the magnitude…
A: Write the given values with suitable variables. F1=100 NF2=150 Nθ=15°ϕ=10°
Q: what happens when a concurrent force is in equilibrium
A: When more than one force is applied on the object and these forces balance each other so that the…
Q: A guitar string is fixed at both ends. If you tighten it to increase its tension
A:
Q: calculate the force exerted on the elbow joint.
A: Given Data: The mass of hand is, ma=2.5 kg The mass of a book is, mb=4.0 kg From the figure given…
Q: As you increase the force that you apply while pulling on arope, which of the following is NOT…
A: The relation for the stress is, σ=FA When the force is increased, the stress on the rope increases.…
Q: What is the force on the bridge at the l point of support? The acceleration of gravi
A:
Q: A plank which makes an angle of 50° with the horizontal(green color) is supported by rope. A red…
A: Given Mass of 300 Slug = 4378.17 kg We have to determine the force exerted by the plank and the…
Q: •• Find the tension in each of the two ropes supportim mock if one is at an angle of 18° above the…
A: Given:- the two ropes supporting a hammock. one is at an angle of 18° above the horizontal and the…
Q: A young girl slides down a rope. As she slides faster and fastershe tightens her grip, increasing…
A: Newton's second law states that the net force acting on a body is equal to the product of mass (m)…
Q: 2. A 25 kg crate hangs in equilibrium from two strings made from the same material and knotted…
A:
Q: A spring with spring constant k=340N/m is used to weigh a 6.7-kg fish. How far does the spring…
A:
Q: If a = 350°, ß= 55° and tension in cable 1 is 150 N, determine the tension in string 2 and mass M.
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- The glue on a piece of tape can exert forces. Can these forces be a type of simple friction? Explain, considering especially that tape can stick to vertical walls and even to ceilings.(a) When rebuilding her car's engine, a physics major must exert 300 N of force to insert a dry steel piston into a steel cylinder. What is the magnitude of the normal force between the piston and cylinder? (b) What is the magnitude of the force would she have to exert if the steel parts were oiled?Statics 1 IYGBX A helium balloon floats at the end of a string. The net lift force (the buoyancy force minus the weight) on the balloon is 33_N. If the tension in the string exceeds 50 N of force, the string will break. How great a force can a horizontal wind exert on the balloon before the string breaks? Flift Fwind 24. Fwind ABC 1--1 44.69 N 39.32_N 41.29_N Tstring D. 46.76_N 42.63_N 37.56 N DEE E. F.
- 1. The crate has a weight of W = 150 lb, and the coefficients of static and kinetic friction are µs 0.3 and µx = 0.2, respectively. Determine the friction force on the floor if 0 = 30° and P = 200 lb. %3D PA car has a drag coefficient Cd kg.m-3. = 0.30, a frontal area of A= 1.9 m² and a mass 1.2 tonnes. The density of air is 1.2 i) What is the drag force when it is traveling at v = 110 kph in a straight line? Fdrag N. Hint: Retain accurate values until the final calculation, but remember significant figures. Enter answer here1. A worker stands still on a roof sloped at an angle of 34.3° above the horizontal. He is prevented from slipping by a static frictional force of 420 N. Find the mass of the worker. 2. Calculate the acceleration of a skier heading down a 10.0° slope, assuming the coefficient of friction for waxed wood on wet snow. (H= 0.100) 3. Suppose you have a 120-kg wooden crate resting on a wood floor. (a) What maximum force can you exert horizontally on the crate without moving it? (b) If you continue to exert this force once the crate starts to slip, what will its acceleration then be? MacBook Pro 80 900 000 DD F3 F4 F5 F7 F8 F9 F10 F11 % * %24
- 1. If M = 6.0 kg, what is the tension in string 1 and 2? 30% 60° M2. Calculate the acceleration of a skier heading down a 10.0° slope, assuming the coefficient of friction for waxed wood on wet snow. (H= 0.100) 3. Suppose you have a 120-kg wooden crate resting on a wood floor. (a) What maximum force can you exert horizontally on the crate without moving it? (b) If you continue to exert this force once the crate starts to slip, what will its acceleration then be?2. A 2 kg box is suspended in the air. Attached to each corner of the box is a rope. All 4 ropes are the same length and are attached to 1 point in the ceiling. Draw the FBD of the box and find all the forces acting on it. 3 A 1 5 00-kg car starts from rest and takes 10s to reach a sneed of
- 12. What horizontal force P can be applied to a 100kg block in a level surface with coefficient of friction of 0.2, that will cause an acceleration of 2.5m/s^2? 224.5N 53.8N 1231N O 446.2NWhile digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a horizontal 239-N force on the prybar as shown, what is the horizontal force exerted on rock C? Note that a small ledge on rock C supports a vertical force reaction there. Neglect friction at B. Complete solutions (a) including and (b) excluding the weight of the 17-kg prybar. A 239 N 1550 mm 16° B 230 mm Answers: (a) Including weight, Fc- i (a) Excluding weight, Fe- i Nwhich of teh given mathematical expressions can be used to find the magnitude of the bouyant force? a. Fb=pgV b. Fb=mgV c.Fb=gAd d.Fb=pmV