1. Five forces act at point A as shown. Draw the coordinate axes, determine the resultant force (i.e., sum of the forces), and write it as a vector using unit vectors. 90 N 75 N 60 N 30° 30° 30° 45 N 30 30 N
Q: A brick is dropped from a height of 34.9 m. How long, in seconds, does it take the brick to reach th...
A:
Q: The sum of vectors D, E and F is a resultant with a magnitude of 24.80 cm pointing 21.340 west of no...
A:
Q: A 10.0 kg block on a table is connected by a string to a 63 kg mass, which is hanging over the edge ...
A: Given data: First block's mass m1 = 10.0 kg Second block's mass m2 = 63 kg
Q: Which hydrogen like atom has the wavelength difference between the first line of Lyman and Balmer is...
A: hydrogen-like ion has the wavelength difference between the first lines of Balmer and Lyman series e...
Q: Please answer in complete solution. With given and formulas used. Question: In 2.0 s, 6.25 x 1018 ...
A:
Q: Which of the following statements are TRUE? I. When a positive charge moves in the direction of an e...
A: Before answering this question , we must remember few points : (1) Direction of Electric field is f...
Q: A KTM commuter train travels between two stations, A and B. The train starts from rest from station ...
A: Initial velocity at A, u1=0 and velocity after distance d1=0.5 km=500 m is v1=30 m/s. After time T f...
Q: Which of the following is TRUE regarding electron transfer in electrostatic charging by rubbing? ...
A: Let me first explain what actually happens in rubbing:- All material bodies contain large number of ...
Q: Which of the following is TRUE regarding LC circuits? In a series LC circuit, current is minim...
A: At resonance Capacitive reactance = inductive reactance Xc = XL
Q: Displacement vector A is 4.5 km, north. Displacement vector B is 3.0 km, 50 north of west. Find the ...
A:
Q: The distance between an object and a divergent lens is m times the focal length of the lens. The lin...
A: Given: The lens is a diverging lens. The distance between object and lens is m times the focal lengt...
Q: The x- and y- components of a displacement vector are -7.00 m and 8.00cm, respectively. What angle d...
A:
Q: Two oppositely charged particles of 2.2 x 10-5C are placed at diagonally opposite corners of a squar...
A:
Q: AB = 5008.95 Ib AE = -4407.78 Ib BC = -2101.41 Ib BD = -7882.09 Ib BE = 2910 Ib CD = 4485.98 Ib DE =...
A:
Q: An electron undergoes simple harmonic motion with the acceleration shown below: an (t) = -amax sin(w...
A:
Q: In the figure below, a stuntman drives a car (without negative lift) over the top of a hill, the cro...
A:
Q: 5. Advantages of optical fibre communications over two wire transmission line or co-axial cable tran...
A:
Q: 3. An airline passenger drops a coin while the plane is moving at 245.0 m/s. What is the velocity of...
A:
Q: of 60 degrees from the horizontal. What is the horizontal
A: Given Initial velocity is v_o=4.7 m/a Angle of projection is theta =60 °
Q: electric field
A:
Q: What is the electric flux if a 3.2 m2 surface is inclined at 65O from the vertical to an 8.5 N/C hor...
A:
Q: A horizontal line in a position-time graph depicts a A constant speed B zero speed © constant accele...
A: A horizontal line in a position- time graph
Q: 2) Consider that two positively charged small spheres are pushed towards each other. Does the electr...
A: Concept :- We know that the electrostatic potential energy U of two charged particles separated by a...
Q: The periodic time of simple pendulum is 2.0 s in a lab at rest. If it is suspended from the roof of ...
A:
Q: A spring with k = 83 N/m hangs vertically next to a ruler. The end of the spring is next to the 15- ...
A:
Q: If the catapult's projection angle was changed to 45° at the m how long is the stone in the S same i...
A:
Q: If the emf is 7.01 V, the capacitance 14.6 µF, and the resistance 282 2, find the time constant of t...
A:
Q: A bowling ball of mass m = 1.2 kg is launched from a spring compressed by a distance d = 0.31 m at a...
A: when the ball attains its maximum height, its vertical velocity =0 and horizontal velocity = vcosθ W...
Q: 011 If R = 4 k2,C = 2 mF, Ɛ = 21 V, Q = 32 mC, and I = 4 mA, what is the potential difference, Vaifs...
A:
Q: A car comes to a complete stop from an initial speed of 60 mi / hr in a distance of 200 ft. With the...
A: Given: Case 1: Initial speed u=60 mi/hr=601.467ft/s=88.02 ft/s, Final speed v=0 ft/s, Stopping dista...
Q: A car travels 20. meters east in 1.0 second. The displacement of the car at the end of this 1.0-seco...
A: The displacement is a vector quantity. It is always associated with direction.
Q: A doctor leaves her house and walks along the sidewalk towards the hospital. After 3mins, it starts ...
A: Given in question is the graph of the Position time graph. And we know that - ...
Q: A positively charged insulating cylinder (shown in yellow in Figure 3) with radius R has uniform vol...
A:
Q: A sphere having a diameter of 10 cm is completely submerged in water. What is the buoyant force on t...
A:
Q: Two concentric spherical surfaces A and B are equipotential surfaces for a positive charge +q placed...
A: a) As the surfaces are equipotential, so they will not interact on +Q or the charges that will be in...
Q: Show your solutions 1. A hair dryer pulls a current of 8000 mA from a 120 V power source. What is th...
A:
Q: show complete solution, and give an explanation When 100 kJ of work is done on a closed system duri...
A:
Q: Two particles, one at the origin and the other at x=1.6m produce an electric field of 875N/C at poin...
A:
Q: Pulling the plates of a charged parallel-plate capacitor apart: does not affect the capacitance incr...
A:
Q: Given data : Kinetic energy%3D20 Joule Velocity=3 m/s Determine Mass
A: Introduction : A body is said to posses kinetic energy when it has motion . Given data : The value o...
Q: The electric field at a distance of 0.35 m from a very long line charge is 1250 N/C. Calculate the t...
A:
Q: A board is 10ft. long. How high will one end be raised so that the block on it will just begin to sl...
A: 1. Given:- L= length of the board= 10 ft. μ= coefficient of friction= 0.3 Let the one end be raised ...
Q: A rescue plane spots a survivor 116 m directly below and releases an emergency kit with a parachute....
A:
Q: : 3 2.00j, (a) find the magnitude of each vector; (b) use unit vectors to write an expression for th...
A: magnitude of a vector is the square root of the some of the squares of components.
Q: A basketball is rolling rightward onto the court with a speed of 4.0 m/s and slows down with a const...
A:
Q: . The energy of an electron in an excited hydrogen atom momentum is (a) 3.72 x 10-34 J-s (c) 1.57 x ...
A:
Q: The refractive index of glass is 1.5. What is the speed of light in glass? (Speed of light in vacuum...
A:
Q: If the electric charge of the ion is q and the mass of the ion is m, then the value of the ratio of ...
A:
Q: The refractive index of glass is 1.5. What is the speed of light in glass? (Speed of light in vacuum...
A: refractive index of glass =η =1.5 speed of light in vacuum = C = 3 X 108 m/s speed of light in glass...
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 3 images
- The resultant of the concurrent forces has a magnitude of 1000 N passing through points (x₁ = 0, y₁ = 0, z₁ = 0) and (x₂ = 2, y₂ = 3, z₂ = 4). 1. Compute the x- component of the resultant force. a. 371.1 N b. 392.3 N c. 422.6 N d. 245.9 N 2. Compute the y – component of the resultant force. a. 512.9 N b. 557.1 N c. 435.8 N d. 634.7 N 3. Compute the z – component of the resultant force. a. 632.7 N b. 642.8 N c. 742.1 N d. 791.3 N1. Force vectors are given by equations F1 = 5i + 7j - 6k (kN) and F2 = -8k (kN). What is the magnitude of the resultant of the two vectors? Express your answer in unit of kN788 N 53⁰ y 32° 411 N 31° 985 N x 2. Workmen are trying to free an SUV stuck in the mud. To extricate the vehicle, they use three horizontal ropes, producing the force vectors shown in the Figure on the left. a. Find the x- and y-components of each of the three pulls. b. Use the components to find the magnitude and direction of the resultant of the three pulls.
- I have a shelf full of textbookd.Each book has a mass of 1.0 kg and mus=0.3. a. How hard do I need to push horizontally to unstick the top book from the rest of the pile? b. How many books can I unstick from the top of the pile if I push with a force of 16N?A force of 1.5 N makes an angle of 12° (counter-clockwise) with the +X axis. The Y component of the force is N. O a. 1.47 N O b. 0.31 N Oc.0.32 N O d. -2.35 N5. Two forces have the same magnitude F. What is the angle between the two vectors if their sum has a magnitude of (a) 2F? (b) 22F? (c) zero? Sketch the three vectors in each case. 6. Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 60°. If dog A exerts a force of 270 N and dog B exerts a force of 300 N, find the magnitude of the resultant force and the angle it makes with dog A's rope. 7. A 68.5-kg skater moving initially at 2.40m/s on rough horizontal ice comes to rest uniformly in 3.52 s due to friction from the ice. What force does friction exert on the skater?
- A force of 7.3 N makes an angle of 23° (counter- clockwise) with the +X axis. The X component of the force is N. O a. 3.10 N O b. 6.72 N O c. -6.67 N O d. 2.85 NA. Express the force F in Cartesian vector notations; if the force F =400 N B. Express the position vector RON in Cartesian vector notation if point N has a coordinates (1,2,0) C. Determine the magnitude of the projection of force along the u axis. F = 600 N A 4 m 4m- y N (1,2,0) Acti Go toIn God of War, Kratos pushes a canoe with his son in it across the sand towards water. Kratos applies a force of 751. N in the positive direction while friction causes a 395. N horizontal force is applied in the opposite direction. What is the net force on the boat?
- 9. SCALARS AND VECTORS: The figure below shows three forces F1, F2, and F3 acting on a point O. Calculate the resultant force. Here are the choices: 2.805 N 2.805 N 3.775 N 3.775 N 4.356 N 4.356 N 5.136 NIf a vector force F = -7i+10 j+6k [kN], what will be the coordinate direction angle with the Z-axis: Select one: O a. y = 80.8 O b. y 36.8239 O c.y= 116.566° O d.y = 63.823°FI 10 N Figure 1 15 N 60° 45° Situation 1 (Items 1-3). Two forces act on a particle as shown in Figure 1. 1. What is the horizontal component of the resultant of the two forces? a. 0.43 b. 5.92 2. What is the vertical component of the resultant of the two forces? c. 14.57 d. 20.06 a. 0.43 b. 5.92 c. 14.57 3. Which of the following gives the magnitude of the resultant force? c. 20.92 d. 20.06 a. 6.35 b. 15.73 d. 25.98 6.