A rocket motor can spit out gas as much as 50 g/s while burning gas is ejected at a speed of 500 m/s. Determine the magnitude of the thrust of the rocket motor and determine the magnitude of the impulse given by the rocket motor every second..

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Q: 5) (ex) Mass on incline: A cable pulls a 30.0-kg crate by a distance of 3.00 meters up along a…

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Q: suppost two identical objects are sitting 1 meter apart. The gravational force between them is 4N.…

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Q: Your feet feel warmer on a rug than on a tile floor because the rug is a better insulator than tile…

A: Heat Conduction:- Heat is transferred to its neighbors (partially) by the interaction of nearby…

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Q: Crests of an ocean wave pass a pier every 15 s. If the crests are 38 m apart, how fast are the waves…

A: Given Time period is T=15 s Wavelength is λ=38 m Find the speed of the wave.

Q: Design an experiment to measure the "coefficient of friction μ" (static or kinetic) of a surface of…

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Q: middle). If George weighs 560 N and one of the scales reads 312 N, what does the other scale read?…

A: Given that:Weight of the board: WB=38 NWeight of George: WG=560 NReading of the scale: R1=312 N Let…

Q: The three vectors in the figure have magnitudes a = 2.80 m, b = 3.00 m, and c = 10.2 m and angle 8 =…

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Q: Two small frogs simultaneously leap straight up from a lily pad. Frog A leaps with an initial…

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Q: Tom and his little sister are enjoying an afternoon at the ice rink. They playfully place their…

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Q: A 47.4-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic…

A: Given data:  A crate rest on the floor  Mass (m) = 47.4 kg Coefficient of static friction (μs) =…

Q: There are two forces on the 2.92 kg bax in the overhead view of the figure but only one is shown.…

A: Given:-  The mass of the box is m = 2.92 kg  the force F1 = 22.7  N  The acceleration a = 14.0 m/s2…

Q: Current Attempt in Progress At New York City, the earth's magnetic field has a vertical component of…

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Q: A thermos contains m1=0.81kg of tea at T1=26 degrees Celcius. Ice (m2=0.065kg, T2=0 degrees celcius)…

A: Given, mass of the tea, m1 = 0.81 kg temperature, T1 = 26 oC mass of the ice, m2 = 0.065 kg Specific…

Q: (a) Assuming that each cubic centimeter of water has a mass of exactly 1 g, find the mass of 8.88…

A: Given data:  Density (ρ) = 1 g/cm3 Volume (V) = 8.88 m3  The time taken to drain a container (t) =…

Q: In the 1989 movie "Batman" (likely before your time), the batman was able to execute a turn at high…

A: The batman makes a 90 degree turn using rope. The motion for this turn is circular motion. The…

Q: If the total momentum of a system is changing: O A net external force must be acting on the system.…

A: Given data:  The total momentum of the system is changing

Q: (a) particle A, (b) particle B, and (c) particle C.

A: Kindly note that the net forces are kept in the box in the last of the answer, do take care of the…

Q: how do you solve for t in tcos0

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Q: Approximately how many times louder is a 140-dB sound than a 90-dB sound? The answer 100,00 is…

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Q: DVD player has a rotational speed of 1150 rpm. What is this in radians/second? Give your answer…

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Q: If the battery in (Figure 1) were ideal, lightbulb A would not dim when the switch is closed.…

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Q: 1,050 kg meteor strikes the surface of the Moon. What is the work done (in J) on the meteor by the…

A: Given value--- mass of meteor = 1050 kg. We have to find--- What is the work done (in J) on the…

Q: the tee a horizontal distance of 310 m (see photo). The ball leaves the tee at an angle of 45° with…

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Q: The voltage across an inductor is proportional to the inductor and the derivative of the current…

A: As we know that,          Voltage across Inductor is given by :…

Q: 扭轉 vinyd 78. A Eric is twirling a ball of mass m = 0.150 kg attached to a lightweight string in a…

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Q: How are insolation and temperature affected by the environment

A: Isolation is defined as the amount of solar radiation which receieved by a particular area of Earth.…

Q: A concave mirror of focal length T can form a magnified erect as well as an inverted image of an…

A: To obtain the position and nature of image due to reflection from a spherical mirror two rays are…

Q: The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding…

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Q: Two capacitors with capacitances of 1.0 and 0.5 µF, respectively, are connected in parallel. The…

A: In a parallel connection, the voltage remains the same. So, both capacitors will have the same…

Q: Sam, whose mass is 74.0 kg, takes off across level snow on his jet-powered skis. The skis have a…

A: Given:- The mass of the sam is m =74.0 kg  The skis have a thrust force of Fth = 220.0 N  The…

Q: Problem 3: A q₁ = -10.0 nC point charge and a q2 = +20.0 nC point charge are 15 cm apart on the…

A: Electric field starts from positive charge and ends on negative charge. For positive charge,…

Q: e velocity

A: Mass of object = 2000 g Maximum height it attained = 6 m Acceleration due to gravity = 10 m/sec^2…

Q: you push on the side of a skyscraper with a force of 100 N. how much force does the skyscraper push…

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Q: What is the electric potential 25.0 cm from a 2.00 μC point charge?

A: As per guidelines, in case of multiple questions, we must solve first question, for rest please ask…

Q: 3. A ball is thrown vertically downward from a height of 240 feet with a velocity of 32 ft/s. How…

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Q: The graph represents the position of an object that moves along a straight x (m) What is the average…

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Q: What is the minimum speed (km/s), relative to the Sun, necessary for a spacecraft to escape the…

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Q: Suppose a person is covered head to foot by wool clothing with an average thickness of d = 1.95 cm…

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Q: rope that passes over a frictionless pulley. The mass M moves down the incline, which has an angle…

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Q: An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm², separated by…

A: Data provided:  An air filled parallel plate capacitor Area (A) = 7.60 cm2 = 7.60×10-4 m2 Distance…

Q: Two capacitors, C₁ = 4.44 μF and C₂ = 11.6 μF, are connected in parallel, and the resulting…

A: Given: C1=4.44 μFC2=11.6 μF The connection of the capacitors is in parallel. The supply voltage is 9…

Q: the position of a student who is traveling in one dimension is depicted in the graph shown below.…

A: Given data: The position at t=0 is x=1 m. The position between t=2 to t=4  is x'=2 m. The position…

Q: A stubborn 146 kg mule sits down and refuses to move. To drag the mule to the barn, the exasperated…

A: Given: The mass of the mule is m = 146 kg The farmer pulls the mule with a maximum force is F = 604…

Q: 1.4 A radiation with a frequency of 3.13 x10¹5 Hz releases an electron from a copper plate. The…

A: 1.4) This problem can be solved by the concept of photoelectric effect. T= E-(work function)

Q: The maximum efficiency of a heat engine operating between 2°C and 200°C will be about 90% 40% 10%…

A: Given data:  Temperature of cold reservoir (TC) = 2 °C Temperature of hot reservoir (TH) = 200°C…

Q: A wire loop is in a uniform magnetic field as shown. Current flows in the wire loop, as shown. What…

A: A wire loop in a uniform magnetic field.

Q: Free Body Diagram In the diagram below, a snowboarder holds on to a tow rope which pulls her up the…

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Q: A particle moving with simple harmonic motion has its maximum equilibrium separation of +18 cm at…

A: frequency (f) = 10 s-1Amplitude (A) = 18 cm t = 0.65 sec