A 55 kg skater at rest on a frictionless rink throws a 3 kg ball, giving the ball a velocity of 8 m/s. What is the velocity of the skater immediately after?
Q: Sound waves travel at 6900m/s on a gold rod of length 2m a) Write the general wave equation of stand...
A:
Q: 2. In the figure below all fluids are at 20°C. Determine the pressure difference between points A an...
A: Specific gravity of Benzene = 0.884 Specific gravity of Kerosene = 0.804 Specific gravity of Mercury...
Q: Definition Symbol Unit Equation Drawing Сарacitor Сарacitor Parallel Combination Сарacitors Series C...
A: A. Capacitor: A capacitor is a device on which electric charge can be stored so that it possesses el...
Q: An object has a mass of 3kg and is on the moon where acceleration is 2 m/s/s, how many Newtons of fo...
A: 3×2
Q: Who discovered electron
A: J.J. Thomson
Q: 2) For the aromatic molecule shown below, make a character table using the following steps. (Hint: A...
A: a) The point group is 1,4-difluorobenzene Here, the point charge is D2h
Q: What are the reaction forces
A:
Q: Some of the light escaped through Earth's atmosphere and is today traveling through space. How far f...
A: Light travels at a constant speed through space. Speed of light cc is related to distance traveled D...
Q: show the solution
A: Given: Three charges are given. Q1=-86 μCQ2=50 μCQ3=65 μC
Q: A flywheel with a radius of 0.20m starts from rest and accelerates with a constant angular accelerat...
A:
Q: d (meters) s5仍忆況下 20
A: Velocity The velocity of a particle is defined as the rate of change of displacement. If ∆s is the ...
Q: Physics sample problems about vectors. Thought I knew how to do them but keep getting wrong answers.
A:
Q: A team is exploring a tresure. They start at the entrance of a national park and makes the following...
A: The displacement of the team is shown in the figure below: O is the entrance of the park and R→ is ...
Q: Explain KCL and KVL by taking a suitable example of circuit analysis with a minimum of 3 loops and 4...
A: In the following figure calculate the current I1 and I2. Given Data R1=5Ω ; R2=20Ω ; R3=5Ω ; R4=...
Q: Please can you explain all steps ? Thanks :))
A:
Q: Answer is also mentioned in picture containing the question. Kindly check the answer before submitti...
A:
Q: 5. Consider the two state system with basis |±) which diagonalizes the Pauli matrix o3. Generally th...
A: The state of the system be defined as, |ψt>=C+t|+>+C-t|->
Q: A cylinder rolls up an inclined plane, reaches some height and then rolls down (without slipping thr...
A: Option b is
Q: What is correct about the two-dimensional free fall of a ball tossed up at some angle? a. When th...
A: Answer: As per the given statement, a) When the projectile comes back to its initial height, its...
Q: Hcb
A: The situation is modelled below, The angle of incidence is given by using trigonometric relation ta...
Q: A 50-gram ice cube floats in 250-gram of water in a 100-gram glass cup; all are at a temperature of ...
A: In the given problem, the system contains 50 g of ice, 250 g of water, and 100 g of glass cup. When ...
Q: A 70 kg human body typically contains 140 g of potassium. Potassium has a chemical atomic mass of 39...
A: Given mass of human body, mh = 70 kg mass of potassium = 140 g = 1.4 x 10-1 kg atomic mass of potass...
Q: orlh () bas notosle edi diw botsioozas vyrorna Initnstog ni ognedo ods (d) .nolo 8. The following gr...
A: Given: Every charge attract or repel the charge in its vicinity with electrostatic force directly pr...
Q: 7. Four point-like charges are placed as shown in the figure, a = 38.0 cm and b = 48.0 cm. Find the ...
A: The charges are placed in a rectangular configurationq1=-1.6μC=-1.6×10-6 Cq2=-2.6 μC=-2.6×10-6 Cq3=5...
Q: The three charged particles in the figure below are at the vertices of an isosceles triangle (where ...
A:
Q: Please solve step by step. Thanks
A: To answer: The definition of Simple Harmonic Motion Express displacement, velocity and acceleration ...
Q: An object of mass 4m is initially at rest. It breaks into three parts, two of mass m and one of mass...
A: Initial mass = 4m and broken mases are m, m and 2m Since initial momentum is zero. So final momentum...
Q: Which of the following is the conserved quantity if the system having Lagrangian (a) Px (b) Py (c) L...
A: Given: The lagrangian: L=12m(x˙2+y˙2)-12k(x2+y2) To find: The conserved quantity in the system
Q: The figure below shows a person pushing a box with a force of 8.1 N over a displacement of 6.7 m. D...
A: energy transferred to the box by person is work done on box by person. thus work done on box by pers...
Q: Fe3+ ion was reduced to its amalgam from solutions that were 2.0 x 10 3 M Fe3+, 0.1 M KNO, Fe3+ + 3e...
A: Option b is the correct answer
Q: 1-)solve the schrödinger equation for this potential condition. 2)find the probability density, refl...
A: The problem corresponds to a particle bounded in an infinite potential well. The wavefunction must s...
Q: A speedboat sends out a wave that rocks a small boat where a senior high school student is standing....
A: Amplitude is half the distance from trough to peak. A=0.60 m2=0.30 m Wave number distance between c...
Q: the electric field between two parallel plates connected to a 45V battery is 1900 V/m, how far apart...
A: Given data: The voltage of the battery is V=45 V. The electric field between the plates is E=1900 V...
Q: What do you mean by zero work
A: Zero work indicates that force and displacement
Q: 11. A laser is placed at the point (3, 5). The laser beam travels in a straight line. Larry wants th...
A: 5(2)1/2
Q: Lauren have grey eyes this is an example of a
A: Genotype refers to the genetic characteristics of organism, whereas Phenotype are the physical trait...
Q: What is the Miller index of the line of intersection of (110) and (1̅1̅0) planes.
A: To find the miller index for the planes of (110) and 110 of the intersection line.
Q: What is Fbd
A: A free body diagram consists of a diagrammatic representation of a single body or a subsystem of bod...
Q: What is the magnetic force on a particle of charge 3.87 nC moves at 25 000 m/s at 55O up the x-y pla...
A: The magnetic force moving on the charge moving in a magnetic field be defined as, F=qvBsinθ Where, q...
Q: look into the attached photo
A: Given: The temperature distribution of the plane wall is The thickness of the wall is L
Q: the work done by an external force to move a charge from point A to point B is 15x10^4 J. if the cha...
A: Given: Total work is done, W=15×104 J charge in ab, -8.5 uC Change in Kinetic energy, Wk=4.82×10-4 J
Q: After a hot shower and dishwashing, there seems to be nohot water left in the 65-gal (245-L) water h...
A: The heat energy required to reheat the water is given by Q=mc ∆Tdensity of water=997 kg/m3volume of ...
Q: A student throws a water balloon with speed v0 from a height h = 1.82 m at an angle θ = 29° above th...
A:
Q: 8. 9. 29. Steam at 100°C is added into 0.35 kg of water at 30.0°C in a calorimeter cup. How much ste...
A:
Q: 2. Explain gravitational potential energy and relate the gravitational potential energy of a system ...
A: Elastic potential energy is energy stored as a result of applying a force to deform an elastic objec...
Q: What is Pauli's exclusion principle
A: The Pauli exclusion principle says that no two electrons can have the same set of quantum numbers; t...
Q: Three charges Q1= -8 µC, Q2 = +5.8 µC and Q3 = +2.8 µC are separated between Q1 and Q2 by 8 cm. a Wh...
A: Given: Three charges: Q1=-8μC ; Q2=+5.8μC ; Q3=+2.8μCdistance between Q1 and Q2 d1=8cm To find:...
Q: A river is moving east at 4 m/s. A boat starts from the dock heading 30° north of west at 7 m/s. If ...
A: Part (a) Given: The velocity of river due east is vr=4 m/si^. The angle made by boat is θ=30∘. The ...
Q: An object has a mass of 3kg and is on the moon where acceleration is 2 m/s/s, how many Newtons of fo...
A: 6 Newton
Q: Explain Pauli's exclusion principle
A: The Pauli exclusion principle says that no two electrons can have the same set of quantum numbers; t...
A 55 kg skater at rest on a frictionless rink throws a 3 kg ball, giving the ball a velocity of 8 m/s. What is the velocity of the skater immediately after?
M1V1 + M2V2 = M1V1 + M2V2
0 = 55V1 + 3×8
V1 = -2.29
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
