The relationship between the number of variables needed to describe a system, n, and the number of degrees of freedom in the system, d, is: O n=d- 1. O n= 3 d. O n= d + 1. O n= d.
Q: - A force of F =(6i-2j) N acts on a particle, displacing it by d =(2i+3j) m. Find the angle between…
A: Given data: F =(6i-2j) N d =(2i+3j) m Required: The angle between F and d
Q: Problems 55 2.12. The motor of a speed boat is shut off when it has attained a speed of v. Now the…
A: Given: Fr=Ce-kv Boat speed vo
Q: A particle of mass 6 kg is placed on a rough plane inclined at an angle a to the horizontal where…
A: Given data: Gravitational acceleration, g=9.8 ms2 Mass of the particle, m=6 kg Calculate an angle…
Q: 3. When Ě = 2î + 4j+ 3z, find the speed of the line on the closed surface of the figure.
A: Ě = 2î + 4j+ 3z We have to find the speed of the line on the closed surface
Q: A ship sails from point A (200 N, 700W). After 6 days it crosses the equator at longitude 960 W.…
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Q: Weight is equal to the magnitude of the ... exerted on the object. O Mass O Length O Energy…
A: Let the mass of an object = mLet the acceleration due to gravity = g
Q: A woman with a mass of 70 kg climbs a set of stairs that are h = 3 m high. How much gravitational…
A: The expression for the gravitational potential energy is, Egrav=mgh (I)…
Q: An object with mass m = 34 kg is pushed with 452 N of force to be moved across a distance of 4.6 m…
A: Given data: The mass is m=34 kg The applied force is F=452 N The displacement is s=4.6 m The…
Q: A horizontal water jet of constant velocity V impinges normally on a vertical flat plate and…
A: Given: velocity of jet = V velocity of plate = V/2 density of water = d
Q: A suspended mass of 20 grams located at 210° in the force table is the same as: O 20 grams at 30°…
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Q: A 6.1-Mg truck is resting on the deck of a barge which displaces 250 Mg and is at rest in still…
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Q: A force of 7.3 N makes an angle of 23° (counter- clockwise) with the +X axis. The X component of the…
A: Part-I: Given: The magnitude of the force is 7.3 N. The angle of the force with positive x-axis is…
Q: A projectile is launched directly upward from the surface of the Earth with an initial speed of 5.9…
A: The initial speed of the projectile, v0 =5.9 km/s = 5.9×103 m/s The mass of the Earth, M =…
Q: 20. During a stormy season, winds can move horizontally at 30 m/s. If air strikes a person at the…
A: Given: The speed of the wind is 30 m/s. The strike rate is 40 kg/s.m2. The height of the person is…
Q: MY NOTES Let B = 5.40m at 60.0°. C and A have equal magnitudes. The direction angle of C is larger…
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Q: Find the force between 2C and -1C separated by a distance 1 m in air. Pick one answer. A.…
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Q: What is the sum of the X components of all 3 forces depicted? O 23.50 N O 29.85 N O 38.87 N O 19.45…
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Q: done in the toy rocket when it is 13 meters high. 15.0 10.05 re 5.00- F e, N 0.00- 4.00 8.00 120…
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Q: A metal block of mass m slides on a horizontal surface that has been lubricated with a heavy oil so…
A: Given: Block sliding under force, F(v)=-cv3/2 where v speed. the initial speed of the block is vo…
Q: 14) When an object is solely under the influence of gravitational force, the sum of its kinetic and…
A: The statement is (A) TRUE.
Q: The resultant force of F, =15kN, S 45°W and F2=10 kN,S is given by F = 10.607 i + 0.607į True False
A: The given values with suitable variables are listed below. Here, F1 denotes the first force, F2…
Q: 21 - A force of F =(6i-2j) N acts on a particle, displacing it by d =(2i+3j) m. Find the angle…
A: Given : F =(6i-2j) N d =(2i+3j) m
Q: A ball with a mass of 1 Kg is connected by a strong rope and has length L to a fixed pivot point…
A: mass of ball = 1 kg force exerted by wind (horizontal) = 5 N g = 9.8 m/s2let tension in the rope = T…
Q: A 260 N block is placed on a 3:4 [V: H] inclined plane. A 95 N force parallel to the incline acts up…
A: For equilibrium net force must be zero
Q: What is the speed of hitting the ground, in m/s, of an object thrown obliquely at an angle of 37°…
A: Since the object strikes the ground again, the net potential energy change in the system is zero.…
Q: Determine the magnitude of the y-component of force P (N) if P=104.4 N, Q = 64.4 N , θ= 58.6° and α…
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Q: An object has a mass of 2kg is dropped from the top of a building 30 meters tall. the initial…
A: 1st part solution:
Q: The resultant force of F, = 15KN, S 45°W and F2 = 10 kN, S is given by F = 10.607 i + 0.607į True…
A: The resultant of two forces F1=a1i^+a2j^ and F2=b1i^+b2j^ is given by-F=F1+F2=(a1+b1)i^ + (a2+b2)j^
Q: D. The scalar y component of the force F is equal to A. - 28.6 N. B. 16.4 N. C. - 11.5 N. D. 11.5 N.…
A: Given data: Force (F) = 20.0 N Required: The scalar y component of the force F
Q: Which UNIT will the answer to this operation have? (We're only interested in the units, not the…
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Q: 9. A roller coaster reaches the top of the steepest hill with a speed of 7.00 km/h. It then descends…
A: For a non conservative system, work produced due to non conservative forces gets added into the…
Q: The force acting on a particle is F - (10x – 17) N, where x is in meters. (a) Make a plot of this…
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Q: Set the controls as follows. m = 8 kg v0 = 4 m/s F = 12 N If you wanted the box to reach a distance…
A: Given: box mass, m=8 kg velocity, v0=4 m/s Force, F=12 N Let's find force if box reaches a distance…
Q: A simple pendulum consists of a pendulum bob of mass M at the end of a "mass-less" string of length…
A: Given: The free-body diagram of the given system is:
Q: тA - 4.0kg тв 3 20 kg В 36 N > A
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Q: Mechanical energy is conserved when a system is Select all that apply. O isolated in equilibrium O…
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Q: ng initially at 2.95 m/s on rough horizontal ice comes to rest uniformly in 4.00 s
A: Ans is 47.2 N
Q: 3/145 It is desired that the 100-lb container, when released from rest in the position shown, have…
A: Given data: The weight of container is w=100 lb, The weight of counterbalancing cylinder is W.
Q: A 986-kg satellite orbits the Earth at a constant altitude of 101-km. (c) What is the change in the…
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Q: 10 kg 2 kg 32° Figure 7.16 7.30. What is the acceleration in Fig. 7.16 as the 10- block moves down…
A: Given: The mass of the hanging block is 2 kg. The mass on the inclined plane is 10 kg. The angle of…
Q: A bowling ball hangs from a 1.0-m-long cord, Fig. 7–30: (i) A 200-gram putty ball moving 5.0 m/s…
A: Consider the case 1 and apply the conservation of angular momentum (about the pivoted point) between…
Q: نقطة وا B)) The vertical height of point A * ? from point B 40 m/s a=g=- 10 m/s² A B 20 m
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Q: When the distance between two stars decreases by 1/4, the force between them a. increases to 16…
A: Required : The change in the force between the stars.
Q: 4.0 cm 2.0 cm 3.0 cm 3.0 cm In the figure above, q; = 3.05 nC, q2= 6.10 nG, and q3= 6.10 nC. If the…
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Q: A bullet travelling at 20 m/s penetrates a sand bag and is brought to rest in 0.4 s (a)…
A: Giveninitial velocity of Bullet, u=20 m/sFinal velocity of bullet, v=0Time taken, t=0.4 s
Q: A block of mass m1 = 20.0 kg is connected to a block of mass m2 = 30.0 kg by a massless string that…
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- The units of 1/4πε0 are: a. N·m2/C2 b. N2m2/C2 c. m2/C2 d. N2/C2 e. N•m/CB = (3.72 , 0, 0) and C = (−3.72, 0, 0) and connected to the ceiling at point A = (−4.50 , 4.03 , 5.00). D = (0, 3.15, 4.00) Force F is given by F=10.0 i−12.5 j+25.2 k N P has magnitude 50.0 N and direction angles α=110.0∘ β=29.5∘, and γ=69.3∘ for the x, y, and z axes, respectively. F= 10.0 i N-12.5 j N+ 25.2 k NP = -17.1 i N +43.5 j N + 17.7 k N Find the angle delta between F and PIf v×w =2i −3j+2k, v×w=2i−3j+2k, and v⋅w=5, and θ is the angle between v and w, then
- I am not sure how to work on this problem, the answers are Na=29.8N, Nb=8.12N. They gave a hint which says to find the acceleration of the system first.The density of a star measured from the center of a star is equal to Z. a is constant. find the gravitational potential and g as a function of r.What is the final position of a bus that travels a distance of 20 km from its origin going 25° N of W? O (-18.121+ 8.45j ) km O (18.121+ 8.45j Im O (8.45T+18.12j Im (8.45T +18.12 )km
- The figure shows four vectors A, B, C and D having magnitudes 12.0 m, 10.0 m, 8.0 m, and 4.0 m, respectively. The sum of these four vectors is y B 30° + 30° X D 1076 2 48432 W S mand X M O a. 16.4 m at an angle 77.8° with respect to +X-axis. Ob. 16.4 m at an angle 12.3° with respect to +X-axis. c. 19.5 m at an angle 77.8° with respect to +X-axis O d. 19.5 m at an angle 12.30 with respect to +X-axis. O e. 8.20 m at an angle 77.8° with respect to +x-axis. F2 s # 3 E D 31, C M 80 $ 4 R F a FA % 5 V #tv ♫ T o FS G 6 B c Fo Y H & 7 N F7 p U 8 J DII FB 1 M ( 9 K F9 O A ) O 4 F10 L e e P il V F11 { 11 + [ C F12 command option OThe second part of a question, especially the section (e)Compute for the unit vector of the V V =
- In the shown figure, the length of the side of the square is 2a , if q;=Q is placed at point "1", the E at the center of the square is given by 1 2 3 Select one: O a. E= Q/(4 TE,a²)(-i+j) O b. E= Q/(4 /2 TE ,a²)(-i+j) O .E=Q/ (8/2 mE a?)(i–j) O d. E= Q/ (8 /2 TE,a²)(-i+j) O e. E= Q/(4/2 TE oa?)(i–j) 5.A weight of 300.0 kg is pulled from the water by the setup consisting of two slanted poles and a moveable rope as shown in the figure below. Take the value of acceleration due to gravity g = 9.8 m/s. (Round your answer to one decimal place.) 6.6 m 5 m D 5 m 3 m 3 mWhat is the scalar/dot product of the given 3-dimensional vectors: A = (xy)i + (2yz)j + (3xz)k and B = (yz)i + (2xz)j+(3xy)k , if x = 1; y = 2; z = 3? %3D %3D %3D O 144 136 O 132 O 138