A projectile is launched from ground level at an angle of 70.0 degrees above horizontal with a speed of 50.0 m/s. If the projectile is moving over level ground, how far way from the launch position does it contact the ground?

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Q: To sterilize a 155 g glass water bottle, we must raise its temperature from 62.0ºC to 102ºC. How muc...

A: givenmass of glass water bottle m=155 g=0.155kgTermerature (T1)=62°CTemperature T2=102°C

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A: Given the ff vectors : A = 5 km, East ; B = 8 Km west ; C= 7 km, south ; D = 4 km, north; E = 9 km, ...

Q: The figure below shows a rod with two masses, M, and two masses, 2 M, spaced at equal 1 m intervals ...

A: We have givenTwo masses M and two masses 2MDistance between them 1 m

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Q: The heating coil of a hot water heater has a resistance of 20 ohms and operates at 210 V. If electri...

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Q: 2. Discuss the significance of the Earth's magnetic field in space weathering

A: The earth has a magnetic field that covers it. They deflect the harmful solar winds and cosmic rays ...

Q: Find an expression for the velocity of the particle as a function of time. (Use any variable o m/s D...

A: We know that the vector position of the particle varies in time is given as  r→= 5.60i^-5.80t2j^  . ...

Q: Consider the circuit shown in the figure below. (Let R = 28.0 .) 25.0 V 10.0 N 10.0 N a b. 5.00 N 5....

A: According to question we need to find --- current across 28 ohm ?

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Q: . An object is moving at 30 m/s and has a momentum of 150 kg*m/s. What is its mass?

A: Given data:  Speed (v) = 30 m/s Momentum (P) = 150 kg.m/s Required: Mass (m) 

Q: Match the circuit components with their symbols. 1. 2. CURRENT 3. 4. EVEREADY. 5.

A: Please see the answer below.

Q: give a background about the word "magnetism

A: Magnetism is difind as attractive and repulsive property of accelerated charge particle. Accelerated...

Q: I need help solving this problem please help  A 6-inch personal pizza has 570 calories. A 14-inch p...

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Q: If a tennis ball has a mass of 0.05 kg and a bowling ball has a mass of 3 kg, which object has great...

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Q: 8. Two resistors are connected in series to a 6.0 V supply of negligible internal resistance as show...

A: Given: The potential difference is 6 V. The resistors are 20 Ohm and 80 Ohm.  

Q: Part A In (Figure 1), take qi = 29 µC and q2 = 16 µC. The force on q1 points in the -x-direction. Fi...

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Q: vater. A passenger is walking with a veiocity of 2.60 m/s due east relative to the boat. What is (a)...

A: Here, we calculate the given as follow;

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Q: 8. The block in the given diagram rests on the ground. Which face A, B or Cexperiences a) the larges...

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Q: 35.0-kg object is moving eastward at 26.8 m/s. The object encounters an eastward impulse of 130.0 Ne...

A: Given  m= 35 kg.         V =  26 .8 m/s & Impulse given ( I )  = 130 Ns momentum (P) = mv We kno...

Q: The wire carrying 325 A to the motor of a commuter train feels an attractive force of 3.20 x 10-3 N/...

A: Given Current in the two wires are i1=325 A and i2=5.00 A Force between the wires is F=3.20×10-3 N/m...

Q: Two persons, weighing 784 N each, carry an excess charge of 1.0 Coulomb, one positive and one negati...

A: a) Write the expression for the force due to excess charge and substitute the required values.

Q: b.) d 194 93 d 2 Given Find: 1.2 X10 Net elccfro stafic 9= force on poins - 29 charge 92. 92 -9 93 +...

A: Write Coulomb’s law using vector notation: F→2=F→21+F→23=-kq1q2d2x∧+kq1q3d2x∧  

Q: 4. Your microwave oven operates at a frequency of 2.450 GHz (1 G=1,000,000,000). How long is the wav...

A: Given data:  Frequency of microwave oven (f) = 2.450 GHz = 2.450x109 Hz Required: Wavelength (λ)

Q: A 0.950 kg hammer is moving horizontally at 7.50 m/s when it strikes a nail and comes to rest after ...

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Q: For the following questions, describe what the charge is on each object and the law of electric char...

A: Answer: For the given questions, we use the law of electric charge. We know from the law of electric...

Q: A race car runs three complete laps around a 180 - m track in a total time of 15 min. What is the av...

A: Given: The length of the circular track is 180 m. The number of the laps is 3. The total time taken ...

Q: In the figure below, determine the current in each resistor, the potential difference across the 2.0...

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Q: If R =7.15 cm, h =2.97 cm and oo =5.68 nC/m2, then what is the potential, in volts, at observation p...

A: Consider an elementary region between the radial distance r and r+dr on the disk.The area of the ele...

Q: 1. A charge is located at the origin with a charge of q1 = -8 microC. Consider two other charge - 4 ...

A: q1 = -8μC at (0,0) cmq2 = -4μC at (0,5) cmq3 = -4μC at (5,0) cm  

Q: 2. An infinitely-long solid cylinder of radius R is filled with a uniform volume density of charge p...

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Q: A pitching machine is programmed to pitch baseballs horizontally at a speed of 83 mph. The machine i...

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Q: Question 1 The figure below shows a rod with two masses, M, and two masses, 2 M, spaced at equal 1 m...

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Q: I. Problem Solving: Read each problem carefully, show your solution and box your final answer. Creat...

A: The change in length ∆L on change in temperature by ∆T is given by ∆L= Lalpha∆T . Where L is the ini...

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Q: a. How much energy in joules is required to move a charge of 12 mC through a difference in potential...

A: charge (q) = 12 mC Potential difference (q) = 6 volts   

Q: 2. A RUNNER START FROM REST ACCELLERATES AT 1 m/s2. CALCULATE ITS VELOCITY AFTER 5 SECONDS.

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Q: The actual average earth-moon distance is about 384,000km, and earth's diameter is about 128,800km. ...

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Q: A ferryboat which can sail at the rate of 8mph in still water travels straight across a river 1⁄2 m...

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Q: Consider the motion of an electron through a closed circuit with a lightbulb. Describe how the elect...

A: Within the light bulb , electric potential energy is converted into light and heat energy. After pas...

Q: With the given three vector A, B, C. Determine the magnitude product of CxA A= 2i - 3j + 4k B= -3i -...

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Q: 8. A student does 300. joules of work pushing a cart 3.0 meters due east and then does 400. joules o...

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Q: You are standing 18.0 meters away from a building, which is 15.0 meters tall and has a large, flat r...

A: In x direction  Vx = ux = 22.5 Cos55 = 12.9 m/s Now in y direction  uy = 18.43 m/s  Sy = 15-1.5 = 13...

Projectile Motion