Find spring constant of an ideal spring with simple harmonic equation, x(t)=1.6m•sin(1 rad/s • t - 0.5 rad) if a 15 kg box is attached to it.
Q: F1 = 10 kN, F2 = 10 kN and F3 = 13 kN. Determine Ay. 12
A: The problem can be solved by drawing FBD and using summation of forces principle
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A: Since the object is released from rest at a height, its initial velocity is zero and it is under the…
Q: Which of the following statement is incorrect? A. î × j = k B. k · j = î C. ĵ · j = 1 D. k × k = 0 А…
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Q: 1. There are four identical ammeters with resistance r and a resistor with resistance R connected in…
A: Given. Four ammeters are connected in wheatstone bridge arrangment. Assume the current in A3 is…
Q: In the figure shown, one of the following is correct. O A. D) -A-B+C =0 O B. A) A+B = -C PC B) A+B-Č…
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Q: C no sir
A: potential difference =V =IR
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A: When he starts jumping from the platform, the initial velocity of him is zero.
Q: A stone is thrown at a cliff with a height of h. If the stone is thrown with an initial speed of 42…
A: Given: The height of the cliff is h. The initial speed of the stone is 42 ms. The initial angle is…
Q: Let's say you ride your bike from your house to your friend's house. To get there uou have to go…
A: The position of the bike rider is shown below.
Q: 13. An elevator weighing 9.8 KN moves downward from rest until it attains a velocity of 20 m/s after…
A: Travel time of the elevator at this instant. Given, Weight of the elevatorw=9.8 kN=9.8×103 Ninitial…
Q: 6. A free-falling object falls from rest and has a weight of 10 lb. The air resistance in Ib of this…
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Q: Given: R1 = 9.4 N R2= 8.6 N R3= 7.6N R4= 9.7 N R5= 7.3 N R6= 3.1 N When a 2.6 - volt battery is…
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Q: How long does it take a baseball to travel the 18.4 m from the pitcher's mound to home plate when…
A: Given data The distance traveled by the ball is given as d = 18.4 m. The speed of the baseball is…
Q: darz (x)+ k²b(æ)=0
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Q: A skater spins about a fixed point on the ice. She begins with her arms extended and an initial…
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Q: A cheetah can accelerate from rest to a speed of 32.0 m/s in 7.00 s. What is its acceleration? O224…
A: Given data: Initial velocity (u) = 0 m/s Final velocity (v) = 32.0 m/s Time (t) = 7.00 s Required:…
Q: A pebble rolls off the roof of Science Hall and falls vertically. Just before it reaches the ground,…
A: We will use kinematics equation of motion in this problem,
Q: The driver of a car slams on the brakes, causing the car to slow down at a rate of 18.0ft/s? as the…
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Q: A ball dropped from a height of 30 cm, takes 0.6067 s to reach the ground. What is the acceleration…
A: As h=ut+1/2gt2u=0
Q: 2. Consider a circular track of circumference= 1400 m. There are 2 bikes which start from point A…
A: The circumference of the track is 1400 m. Let’s divide the track into 7 equal parts so that the…
Q: 6. As a storm approaches, the wind is blowing with a velocity of 5 m/s north. Suddenly, in 4…
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Q: A motionless minecart can be evenly accelerated to v at any time going through one powered rail…
A: Given, A motionless minecart, starting at rest can be evenly accelerated to v at anytime going…
Q: A particle is launched from point A with a horizontal speed u and subsequently passes through a…
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Q: R- OR AND NOT OR S
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Q: LO 7: Using the symmetry of the arrangement, determine the direction of the force on q in the figure…
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Q: What is SB.ds for the path shown in the figure?
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Q: 7. Consider that the voltage for both bulbs given below is the same, which of the two light bulbs…
A: The bulb which dissipate more power will grow brighter.
Q: 1. An object's position as a function of time in the x-direction is given by; x(t) : 10 +5e-0.3t…
A:
Q: 3. A driver, driving a car with speed of 6.8m/s², saw a tree falling on the road. He applied the…
A: Given the speed(u) with which the driver was driving the car, u = 6.8m/s [assuming the typo error…
Q: Joe was assigned to an expedition to the Arctic by the government to find the wrecks of a ship that…
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Q: Vs= 3 cos(1000 t) V, R1 = 10 kn, R2 = 20 kO, R3 = 10 kn Ica c1 = 0.2 F, C2 = 0.1 F. Find Vo at t =…
A: Given circuit is- Vs=3cos(1000t) VAt node 2 has a zero voltage because virtual ground concept.Apply…
Q: 7. Mr. Mangan runs 50 m south in 1.5 seconds. What is his speed? What is his velocity?
A: Given,Mr. Mangan runs 50 m soth in 1.5 seconds
Q: Problem 1: Travelling with an initial speed of 70 km/hr, a car accelerates at 6000km/hr² along a…
A: initial velocity (u) = 70 km/hr final velocity (v) = 120 km/hr acceleration = 6000 km/hr2
Q: The trap-jaw ant, found throughout tropical South America, catches its prey by very rapidly closing…
A: (a).The slope of the Speed-Time graph gives accelaration. In this case ,Maximum Accelaration means…
Q: 8. Luis is accelerating down a hill on his skateboard with a constant m/s2. If Luis was initially at…
A: Given Dataacceleration a = 2 m/s2initial speed u = 0 m/stime t = 5 slet v denotes the final speed…
Q: 9.Which of the following is not true? A. I=Q/t B.It=Q C. I=tQ D. t=Q/I
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Q: Problem 2: The ball is kicked from point A with the initial velocity va = 10m/s at 35° from the…
A: Dear student, Since both questions are different as per guidelines we can author only first one…
Q: A person jogs 4.0 km in 32 minutes, then 2.0 km in 22 minutes, and finally 1.0 km in 16 minutes.…
A: Given that-A person Jogs 4.0km in 32 minutesso, d1=4.0 kmt1= 32 minThe person jogs 2.0km in 22…
Q: C1. You observed a stone falling freely from a cliff. The time it took to fall is 4 s. How high is…
A: When a stone is freely falling from a cliff, the initial velocity of the stone is equal to zero. u=0…
Q: A skydiver makes a jump into the stadium during an airshow. She waits 15 seconds before pulling her…
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Q: 3. Show that d de z P n p ² n n dt 7.2 n du d³ n dt 1.3
A:
Q2
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