5. A block of m= 20 kg is acted upon by two forces as shown in the figure. What is the acceleration (in m/s²) of the block? a) 5 b) 2.5 # c) 2 e) 0.5 d) 1.25 F-30 N a->>> F-40 N
Q: 1. A truck with a mass of 40,000 kg rolls down a hill without friction from an initial height of 200…
A:
Q: 4. A car of mass 1.0 x 10³ kg travels forward at 12 m/s. How much distance is required to completely…
A: Given, The mass of the car, Initial speed , Final speed , The…
Q: Forces F1 and F2 act on an object of mass m = 4 kg as shown in the figure. If F1=24 N and F2=18 N,…
A:
Q: Question 4) In the laboratory, the elasticity of two springs was tested. The results are shown in…
A:
Q: A basebait player exerts a force of 80N on a ball for a distance of 0.3m as he throws it. If the…
A:
Q: 6 A ball with a mass of m is thrown into the air. What is the force exerted on Earth by the ball? A…
A: A ball with a mass m is thrown into the air.so the force of gravitation is being applied by both…
Q: 1
A: When mass 2 is released, it will move downward with the given acceleration a. Use Newton's second…
Q: 5. A kid (10 kg) sits on a moving Ferris wheel (diameter = 50 m) at a constant speed of 5.3 m/s.…
A:
Q: 3.) In a performance test, each of the two cars takes 9 seconds to accelerate from rest to 27 m/s.…
A:
Q: 11. A car has a speed of 90 km/h and a mass of 7 000 kg. What is its kinetic energ
A:
Q: a.) Calculate the impact velocity of a package falling a distance of 1.2 m. b.) Calculate the time…
A:
Q: A rock with mass 10 kg is fastened to a massless string with length 8 m to form a pendulum. The…
A:
Q: (Homework)( Please explain in detail)
A:
Q: For the system shown If 0 = 45° and the tension in string 2 is 30 N, Find M (kg) (g= 10 m/s³) 3 2 M…
A: M=3kg
Q: 37 - A disc of mass m = 5kg on a non-friction surface F = 30i + 40j it slips under the effect of…
A: Given, m = 5 kg F = 30 i + 40 j As per given the mass is moving on the non…
Q: The following three forces act on an object: F1=( i−6 j) N , F2=(−2 i+ k) N , and F3=( i+4 j−2 k) N.…
A:
Q: 9) A spring has a constant of 875 N/m. What hanging mass will cause this spring to stretch 4.5 m?
A: Let's Consider a vertical spring of spring constant 'k' On which we hang a mass 'm'It will stretch a…
Q: If the velocity of a particle is given by v(t) = (500 m/s)e 5t. What force is acting on the particle…
A:
Q: In a shape below if m in g and x in mm the unit of the slope is equal to: m A B N/m AB/OB dyne/cm O…
A:
Q: 5. An old rope can now only safely suspend 120 kg. When the rope is tied to a beam, it hangs down…
A: Given value--- An old rope can now only safely suspend 120 kg. length of ropr = 12.0 m. We have…
Q: 8. The measured velocity (m/s) for various times for the two blocks are given in the below table.…
A: The acceleration of a body is given a slope of its v-t graph
Q: The 100 kg block in figure takes 5.30 s to reach the floor after being released from rest. (Figure…
A:
Q: 8. A 10-kg block is set moving with an initial speed of 6 m/s on a rough horizontal surface. If the…
A:
Q: A block of wood is pulled by a horizontal string across a rough surface at a constant velocity with…
A:
Q: • Plot Acceleration (vertical axis) vs. Force (horizontal axis). ● Include an appropriate title, to…
A:
Q: 2.)John and Peter were pushing a 2000 kg car and it reached a speed of 3.0 m/s after starting from…
A:
Q: 4. A block of mass m [kg] is released a distance L [m] from a massless spring with force constant k…
A: Law of Conservation of Mechanical Energy: The total amount of mechanical energy, in a closed system…
Q: A 0.045 kg bullet was fired at 350 m/s into a block of wood as shown in the diagram below. Assuming…
A: According to the given data u=350m/s F=5500N m=0.045kg we need to find penetrates distance (d)
Q: A constant force of F=(2i+3j – k) moves an object from position a=(i – j + 4k) to b=(2i+2j -3k)…
A:
Q: David Miller hits a cricket ball with his bat (Miller-time!). The action force is the impact of the…
A: According to Newton's third law Every action has a reaction equal and opposite
Q: A 1650-kg car is traveling with a speed of 17.9 m/s. What is the magnitude of the horizontal net…
A: Given data: Mass (m) = 1650 kg Initial velocity (v0) = 17.9 m/s Final velocity (v) = 0 m/s…
Q: A hot air balloon is descending at 10[m/s]. To slow the rate of descent the pilot drops a weight…
A:
Q: 2. Consider the system shown in the following figure. The coefficient of kinetic friction between…
A: Given that wA=283N Coefficient of kinetic friction=0.36 For part (a) velocity of block B is constant…
Q: 120 100 80 60 40 20 4 6. mass m/kg 2. The scale chosen for the Y axis is 3. For a value of Ax = 6kg,…
A:
Q: Two blocks, A and B, (ma = 3.5 kg and me=2.0 kg) are attached by a light string which is placed over…
A:
Q: In statics of rigid bodies, the calculation of multiplying three vectors together using both the dot…
A:
Q: Q1-A-A projectile is shot upward from the earth with a speed of 30m/s .How high is it when its speed…
A:
Q: A D 1.8m 12m 0.75m of 250 kg and Crate Chas a mass of 300 kg. are in the back of the pickup try
A: Given: Crate D has a mass of 50kg Crate C has a mass of 300kg are in the load of the truck, The…
Step by step
Solved in 2 steps with 2 images