A 70.0-kg astronaut floating inside a space station throws a 2.00-kg ball away from him at 4.0m/s relative to the space station. The ball and astronaut are initially at rest relative to the space station. At what speed and direction would the astronaut start to move?

Q: A box having a mass of 4 kg moves up to point B with an initial velocity 7 m/s at point A on an incl...

A: According to conservation of energy  Total energy of isolated system remains constant.  Initial tota...

Q: Part a predictions number 1 draw free body diagrams and derive the equations for the acceleration of...

A: Given: mass of glider = M hanging mass = m pully is frictionless and string is massless.

Q: Newton's first and second laws of motion are considered laws of nature. True False

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Q: 4 Given: Find: F, = 600 N m = 150 Kg 0 = 25° FN = f = F1 %3D a= y = 10° µ = 0.3

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Q: What is the importance of capacitors in every device? And how could you relate the functions of capa...

A: Answer:-  The importance of capacitors in every device. The main function of capacitors is to store ...

Q: A steel cable with total length 57 m and mass 140 kg is connected to two poles. The tension in the c...

A: Given: l = 57 m m = 140 kg T = 1981 N f = 2 Hz we have to find wavelength λ =?

Q: Two spheres 5 mm apart are placed with equal number of electrons to produce a repulsive force of 40...

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Q: 3. Determine the output voltages (Vol) and (Vo2) and current (I) for the circuit shown below.

A: Given Circuit shown in figure

Q: How much work must be done (in electron Volts) to move a stationary electron located 5.29 x 10 -11 m...

A: Given  Old position, d1 = 5.29×10-11 m New position, d2 = 21.2×10-11 m  k = 8.99×109 N.m2 C-2  e = 1...

Q: 3. Two vectors are equal if they have the... a. Different magnitude and direction. O b. Same magnitu...

A: Given  3. Two vector are equal if they have the ______  4. The sign of the components in vector will...

Q: 4.00 moles of diatomic oxygen gas (O2) initially ay 150 c absorbs 3.67 kcal of heat while maintainin...

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Q: You wish to prepare an ice less cold drink by mixing 100g of green coffee at 67 °C and 18 g of ice a...

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Q: Exs whut will be accelenation A body a fotce of.360 N apblied do it P

A: Given data :             Force  = F             Mass of body = m      To find :            Accelerat...

Q: The small collar of mass m = 0.55 kg is released from rest at A and slides down the curved rod in th...

A:  Given m=0.55kg  B=0.76m h=1.25 In the question we using energy balance equation We have to find the...

Q: A man does 4,530 J of work in the process of pushing his 2.60 x 10 kg truck from rest to a speed of ...

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Q: Louis left a book on the roof of his car before driving away. The of the book was 758 grams. The coe...

A: Givenmass of book , m=758 g=0.758 kgThe coefficient of static friction between the book and the roof...

Q: Block A weighing 250 N rests on top of block B whose weight is 175 N. The coefficient of friction be...

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Q: . The ratio of mean distances of three planets from the Sun are 0.5 1: 1.5, then the square of time ...

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Q: A typical comet contains some 1013 kg of water ice. How many comets would have to strike Earth in or...

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Q: If you walk with your arms relaxed and hanging down, they often oscillate forward and back at the sa...

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Q: 32 The following information is given on the brushes used in the motor of Problem 31: number of brus...

A:  Given no of brushes =2 current per brush =15A  Resistivity of brush =0.0016ohm  Brush pressure =1.5...

Q: The force required to compress a non-standard spring as a function of displacement is given by the e...

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Q: Problem 3: Water leaves a fireman's hose (held near the ground) with an initial velocity m/s at an a...

A: Motion of projectile can be divided into x component and y component. 

Q: Select True or False: The solubility of gases in water always decreases with increasing temperature....

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Q: The flash on a compact camera stores energy in a 120 μF capacitor that is charged to 220V. When the ...

A: GivenR=6.0 ohmC=120×10-6 FV=220 V

Q: The conduction electrons in a cylindrical, current-carrying wire have a drift velocity of 0.35 mm/s....

A: Given Drift velocity vd = 0.35 mm/s = 0.35 × 10-3 m/s Radius of wire r = 1 mm = 10-3 m Number of ele...

Q: Three different point charges are located at the vertices of a 3-4-5 triangle whose longest side is ...

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Q: Tarzan grabs a vine hanging vertically from a tall tree when he is running at 9.0m/s.. (a) How high ...

A: Initial speed of the tarzan, v = 9.0 ms

Q: 1. Determine the magnitude of the electrostatic force between Q1 and Q2; Qı and Q3; and Q2 and Q3 ar...

A: Q1 = +20 μC Q2 = -20 μC Q3 = 30 μCr12 = 0.05 m r23 = 0.08 m r13 = 0.05 m   

Q: A puck of mass m = 1.10 kg slides in a circle of radius r = 19.0 cm on a frictionless table while at...

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Q: A rock is tied to the end of a string and swung in a vertical circle. The tension in the string when...

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Q: How are Christmas lights connected?

A: As per Bartleby Guidelines, we are allowed to answer only one question. Since you have asked multipl...

Q: A block is sliding along a horizontal surface with 100 J of kinetic energy. The kinetic frictional f...

A: Given: kinetic energy k = 100 Jblocks stops in t =  5 s

Q: How much heat is required to convert 5.0 kg of ice from a temperature of - 10 0C to water vaporat a ...

A: Given that:- Mass of ice=5kg

Q: A train car of mass mị rolls down a hill, starting from rest from a height h; above the valley floor...

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Q: A positive charge of 5µC is placed in an electric field of 50,000 N/C directed in the upward directi...

A: GivenA positive charge ,q=5 μFElectric field, E=50000 N/C

Q: Q:/ Prove that F = -KTlnz .

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Q: A car of mass 2500 kg and moving at 3 m/s, northeast collides with a 3800 kg car moving northwest at...

A: Given: m1 =2500 kgu1 = 3 m/sm2 = 3800 kgu2 = 2.5 m/s

Q: There are three charges enclosed in a surface. Find the total flux enclosed by the surface if q1 = 6...

A: Given that : q1 = 6 C, q2 = 5 C, and q3 = 3 C.

Q: Assume that you have a voltage source of 31 V and three resistors: Resistor A is 9.5 Ω, Resistor B i...

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Q: 200g of water at 50°C in a 80g glass are added to 10g of ice at 0°C. Solve for the final temperatu...

A: mass of water = 200 g mass of glass = 80 g initial temperature of water and glass = 50o C mass of ic...

Q: A sonic depth gauge is placed 3.6 m above the ground. An ultrasound pulse sent downward reflects off...

A: A sonic depth gauge is placed 3.6 m above the ground. An ultrasound pulse sent downward reflects off...

Q: Echo away: You are driving toward the base of a cliff and you honk your horn. a) Is there a Doppler...

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Q: Among the four graphs, there is only one graph for which average velocity over the time interval (0,...

A: Given that:- Position-time graph is given in the question.

Q: Part A A skier starts down a 12° incline at 4.0 m/s, reaching a speed of 15 m/s at the bottom. Frict...

A: Given value--- angle = 12 degree.  initial speed = 4 m/s. final speed = 15 m/s. We have to find---...

Q: What is the x-component of vector E? Suppose E = 2A+ 3B where vector A has components A, = 5, Ay = 2...

A: Given: E→ = 2A→ + 3B→Ax = 5 , Ay =2Bx = -3 , By=-5

Q: Find the number of electrons that must be added to a spherical conductor of radius 10cm to produce ...

A: Given that:- Radius of spherical conductor=r=10cm

Q: A parallel-plate capacitor has capacitance 3.50 uF. (a) How much energy is stored in the capacitor i...

A: a) Calculate the total stored energy in the network.

Q: For the following image d =3.11cm, q-ve =-1.88nC, and q+ve =3.76nC. What is the electric potential e...

A: Given: d=3.11 cmq-ve=-1.88 nCq+ve=3.76 nC

Q: (a) What magnitude point charge creates a 10,000 N/C electric field at a distance of 0.250 m? (b) Ho...

A: