т2

Q: If a quantity you calculated had units of kg m/s, what type of quantity could it be? . none of the…

A: Kg is the unit of mass  and m/s is the unit of Velocity.

Q: A single force of F(t) = 3t + 6 acts on a box that is initially stationary on a frictionless…

A: c. 12.0 m/s is the correct answer

Q: A stuntman of mass 55 kg is to be launched horizontally out of a spring- loaded cannon. The spring…

A: Mass of stuntman (m) = 55 kg Spring coefficient (k) = 266 N/m Compression in spring (x) = 5 m Need…

Q: wo objects are connected by a light string passing over a light, frictionless pulley shown in Figure…

A:

Q: •1 The two metal objects in Fig. 25-24 have net charges of +70 pC and -70 pC, which result in a 20 V…

A: The two metal objects , act as a capacitor of capacitance C (in Farad , F) , if charge on the…

Q: Two objects are connected by a light string passing over a light, frictioniess pulley as shown in…

A: Using the kinematics equation and conservation of energy,

Q: A stationary soccer ball of mass m = 0.76 kg is kicked with a constant force of F = 11 N. The…

A:

Q: follows the curved track in the figure.

A:

Q: A 5 kg block falls from rest down a 7 m high frictionless hill. It collides with a stationary 2 kg a…

A:

Q: Two objects (m, = 4.95 kg and m, = 2.55 kg) are connected by a light string passing over a light,…

A: Given data: The masses are, m1=4.95 kgm2=2.55 kg Height above ground is h=4 m.

Q: Two blocks are connected by a light string that passes over a frictionless pulley as in the figure…

A: Given data, The mass is m1 The second mass is m2 Height of m1 is h.

Q: F231G A single frictionless roller-coaster car of mass m 200 kg tops the first hill with speed vo =…

A:

Q: A 2.0 kg object is moving to the right with a speed of 1.0 m/s when it experiences the force shown…

A: Given:Mass of the object = 2 kgInitial speed of the object = 1 m/s

Q: A particle of mass m is subject to a conservatives force F= a/x i where a is a constant. The…

A: The work done by a conservative force on an object is equal to a change in the kinetic energy of the…

Q: You set up a ramp as depicted to practice your skateboard skills. The ramp is a wooden board L=7.5 m…

A: Given, L = 7.5 m h = 1.3 m vi = 11 m/s Mass m = 95 Kg Friction f = 71

Q: A 30 degree incline is shown with a pulley. A string passes over the pulley and connects to a mass…

A: Visualize the Problem:

Q: a 600 gram banana sliding north on a frictionless table at 2.5 meters per second bounces of a 400…

A: Given,mass of banana mb=0.6kgub=2.5 m/svb=0.5 m/smas of kiwi mk=0.4kguk=0 m/s

Q: 6. A spring gun has a constant of K= 650N/m. It is compressed a distance x 0.04m and a ball of mass…

A:

Q: The line of action of the 5490-lb force runs through the points A and B as shown in the figure.…

A:

Q: wo objects are connected by a light string passing over a light, frictionless pulley as in the…

A: a. When the mass m1 start moving down to the table the mass m2 will start move up from the table.…

Q: On the roller-coaster shown, a car is pulled up to point 1, where it is released from rest and moves…

A: Let H denote the height of point 1, h denote the height of point 4, m denote the mass of the…

Q: Two objects (m1=5.00kg and m2=3.00kg) are connected by a light string passing over a light,…

A: m1 = 5.00 kg m2= 3.00 kg h = 4.00 m

Q: Two objects (m₁ = 5.25 kg and m₂ = 3.25 kg) are connected by a light string passing over a light,…

A:

Q: 9. A vertically mounted spring (k = 850 N/m) is compressed by 30.0 cm relative to its unstrained…

A: Potential energy due to spring: The potential energy due to a spring is given by the formula,…

Q: The system shown in the figure consists of a light, inextensible cord, light frictionless pulleys,…

A: Find the speed of block A as shown in the figure, which consists of a light, inextensible cord,…

Q: The drawing shows two boxes resting on frictionless ramps. One box is relatively light and sits on a…

A: Solution:

Q: What happens to the velocity of the cart from position A to D?

A: here we need to choose the current option Important point to learn When a force acts along the…

Q: Two crates of mass m1 = 50 kg and m2 = 24 kg are connected by a rope that passes over a massless,…

A:

Q: A 2.0 kg mass is placed against a spring of force constant 800 N/m, which has been compressed 0.22…

A:

Q: A box starts with a velocity of 10 m/s and falls along the frictionless path shown below. What is…

A: Apply conservation of energy at each points, At B,…

Q: In the potential energy experiment. If the kinetic energy of the system composed of masses mj and m2…

A: Given: The kinetic energy is 0.786 J. The speed is 1.39 m/s. The mass m2 is 110 g.

Q: 3) A bungee jumper of mass 65.0 kg jumps off of a bridge with a long bungee cord tied safely and…

A: Let us consider the graph given :

Q: If a 9.413 kg model airplane is flying [E] with a kinetic energy of 312.4 J. What is its velocity?…

A: The Kinetic energy of the moving object is define as                     K.E = 12mv2 Where M is the…

Q: Blocks 1 and 2, with masses m₁ and m2, are placed on a frictionless, horizontal table with an ideal…

A:

Q: Questions 7.-10. refer to a 50.0-kg skater starting from rest on a parabola-shaped track at a height…

A:

Q: The adjacent figure shows a box of mass 2 kg moving on a horizontal, frictionless surface (ulall z)…

A: Given that: The figure is, Mass of box, m=2 kg Velocity of the box, v=6 m/s Spring constant, k=1000…

Q: The kinetic energy is an absolute quantity, the same seen by any observer, moving or stationary.…

A: Kinetic energy increases with an increase in  velocity as it directly proportional to the square of…

Q: A 500 g particle moving along the x-axis experiences the force shown in (Figure 1). The particle's…

A: The force versus displacement diagram is shown below.

Q: A locomotive of mass m= 1.134 × 10 kg uses 37.8 kW of power to accelerate at a constant rate for…

A: Let v be the velocity of the locomotive after 15 s, u be the initial velocity, F be the force, m be…

Q: A 6.0-kg rock is subject to a variable force given by the equation. F(x) = 4.0 N - (2.0 N/m)x + (6.0…

A:

Q: In the figure below, a block of m= mass 19 kg is released from rest on a frictionless incline angled…

A: mass of block (m) = 19 kg Angle (θ) = 30ocompression (d') = 2 cm  if force applied (f) = 240 N using…

Q: A 10-N net force is applied for 5.0 s to a 12-kg box initially at rest. What is the speed of the box…

A:

Q: A particle of mass m is subject to a conservatives force F= a/x i where a is a constant. The…

A:

Q: A device called an Atwood's Machine is built by attaching two masses to a string and hanging that…

A: Part A.  Let, acceleraton of m1 = a (downward) tension in rope = T By force balance on m1,  m1*g -…

Q: An object of mass m= 7.6 kg is free to move on a horizontal surface without any friction. It is…

A:

Q: A space probe of mass 86 kg is moving with an initial speed of 10 m/s in the outer space. A constant…

A: Given that, Mass(m)= 86 kg Initial speed (v)= 10 m/s Fnet = <42,28,19>N So, Fnet= 42i + 28j +…

Helmholtz Free Energy

The Helmholtz free energy is a thermodynamic potential used to calculate the measure of useful work from a closed system. This system is kept at constant temperature and volume. German physicist Hermann Helmholtz introduced this concept in 1882.