On a frictionless surface, a man wants to move forward, can it move forward? Explain

Q: What is the acceleration of the object of 30Okg a force 100 N act on a object and the friction force...

A: We first find the net force acting on the object. We then use the Newton's second law of motion to f...

Q: Given a parallel circuit with three resistors and a total voltage of 15, R1 = 10 2, R2 = 20 2, and R...

A: Given data:  Three resistors are connected in parallel R1 = 10 Ω, R2 = 20 Ω and R3 = 30 Ω Total volt...

Q: A 14-cm wire is placed in a uniform field of 0.3 T. If the wire carries a 6-A current, how much forc...

A: Given data:  Length (L) = 14 cm = 0.14 m Magnetic field (B) = 0.3 T Current (I) = 6 A Angle (θ) = 45...

Q: The van travels over the hill described by y=(-1.5x10 )x²+15) ft. If it has a constant speed of 71 f...

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Q: Ball 1 of mass 3 kg with speed 4.7 m/s collides head-on with ball 2 of equal mass. What is the speed...

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Q: An automobile with a total mass of 1500 kg is placed on a moving flatbed railcar. The flatbed is 1.2...

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Q: You take a three-day hiking. On the first day, you travel 5.0 km heading east. On the second you e...

A: Write the position vector on the first day. Write the position vector on the second day.

Q: If k is any positive number, what is the size of the angle between the vectors a = (k, k) and b = (-...

A: The angle between the vector a→ and b→ is define by the following formula. cosθ=a→·b→a→b→  

Q: 3. Coal miners love physics, and in their spare time, they like to do physics experiments. One popul...

A: Write the given data mass of lump m =5.0 kgheight of ledge =10 mmass of cart M= 90 kginitial speed o...

Q: What is the amount of charge across the plates of capacitor #3 (C3)? Select one: a. 28.8 micro Coul...

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Q: Given ml-92 kg, m2-3 kg. Vli = 7 m/s, Vif - 4 m/s, 0-25 degrees Find Velocity V2f and angle 0

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Q: On an amusement park ride, passengers are seated in a horizontal circle of radius 7.5 m. The seats b...

A: Given data:  Radius (r) = 7.5 m Initial angular velocity (ωi) = 0 rad/s Final angular velocity (ωf) ...

Q: 2. A fanthom is a unit of length equal to 6 ft and used to measure the depth of water. If a river is...

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Q: NOTES ARE POSTED 4. If light has a speed of 112,000mps in a transparent material, what is the index...

A: 4. Given:speed of light in materialv=112000 mps(miles per sec)v=112000 *1609 meter per secv=1.802*10...

Q: A conductor having a resistance of 50 ohms has temperature coefficient of resistivity of 4.143x10^-3...

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Q: An object is launched at a velocity of 43 m/s in a direction making an angle of 36 degrees upward wi...

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Q: Given two force vectors F = -24î + 63 – 17k F, = 102 – 173 + 24k . and Fill in the blanks to make th...

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Q: Water at 20°C from a garden hose fills a 2.0 L container in 2.85s. Using unity conversion ratios and...

A: Given data:  Volume (V) = 2.0 L Time (t) = 2.85 s Required: Volume flow rate in Lpm and mass flow ra...

Q: Given a parallel circuit with three resistors and a total voltage of 15, R1 = 10 Q, R2 = 20 Q, and R...

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Q: a. What is the acceleration for the first 10 seconds?  b. What is the acceleration for the from 10 s...

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Q: cops airT What Have I Learned So Far? A 3-m solenoid with 10 turns per unit length carries a current...

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Q: A single turn coil of radius 4.50 cm is held in a vertical plane and a magnet is rapidly moved relat...

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Q: Consider the circuit below without the ammeter and the voltmeter. a. Write all the possible equation...

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Q: What form of magnetism if present in almost all substances? A. diamagnetism B. ferromagnetism C. ...

A: Diamagnetism is present in almost all substances. Option (a) is correct choice. Diamagnetism occurs ...

Q: In diagrams of magnetic fields, the symbol "x" is used to represent? A. the north magnetic field B...

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Q: A particle of mass m is moving in a straight line with momentum p. Starting at time t=0, a force F= ...

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Q: Calculate the magnetic field strength needed on a 180-turn square loop 20.0 cm on a side to create a...

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Q: A wire carrying a 28.0 A current passes between the poles of a strong magnet such that the wire is p...

A: Given: The current in the wire is 28 A. The magnetic force is 2.25 N. The length of the wire is 6 cm...

Q: Two blocks of mass ma = 10 kg and mg = 5 kg are connected by a massless string that passes over a pu...

A: Given: mA=10 kgmB=5 kg The system is in static equilibrium. The coefficient of the static friction i...

Q: A heat engine has an efficiency of 30% and emits waste heat to a sink at 8°C. If the heat source’s t...

A: Efficiency=0.3 Temperature of the sink=281k

Q: Two long, parallel wires are separated by 1.49 cm and carry currents of 2.17 A and 3.93 A. Find the ...

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Q: On the Plot below,draw a Cons tant pressure CompPression Label the sAarting point and the ending poi...

A:  In compression process, volume decreases , i.e., the final volume is less than the initial volume. ...

Q: A horse pulls a cart with force F.As a result of this force the cart accelerates with constant accel...

A: Step1 - Here we will understand the concept that will be used to solve the question.             Acc...

Q: A block of ice with mass 3.00 kg slides 2.00 m down an inclined plane that slopes downward at an ang...

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Q: putting backspin on a ball... Select one: O a. creates low pressure on top of the ball and causes th...

A: Putting backspin on a ball leads to which kind of phenomenon.    

Q: A series circuit connected to a 50 V battery has R1 = 30 Q and R2 = 25Q, %D calculate for: a) Total ...

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Q: A level curve on a country road has a radius of 120 m. What is the maximum speed at which this curve...

A: To go a car in all direction, a bend the car require to have centripetal force  applied and friction...

Q: Directions: Rank the parallel plate capacitors below from lowest capacitance to highest. Write your ...

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Q: Goku, flying at an altitude of 210 m above the surface of the ocean, sees Vegeta below the surface w...

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Q: How can mass affect the speed and acceleration of an object in an Atwood pulley if they have the sam...

A: How can mass affect the speed and acceleration of an object in an Atwood pulley if they have the sam...

Q: It is derived that the range for a projectile motion in special case is given as R = () sin(20). Sho...

A: Determine the horizontal and vertical components of velocity.

Q: An object is launched at a velocity of 35 m/s in a direction making an angle of 53 degrees upward wi...

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Q: 1- What time is it when the hour angle is 30°.

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Q: Consider the circuit below. We have C1 = 10. pF, C2 = 20. pF, C3 = 30. pF, and V = 6.0 V. Answer the...

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Q: A shell leaves a mortar with a muzzle velocity of 150 m/s directed upward at 60° with the horizontal...

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Q: A parallel plate capacitor with mica as a dielectric (k = 5) is connected to a 10 V battery. The are...

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Q: child sees a coin apparently 24 cm from the top surface of a plastic plate. The coin is actually und...

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Q: 75kg skater starts with initial speed of 0m/s 10m above geound. Just before he reaches the ground wh...

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Q: A child sees a coin apparently 24 cm from the top surface of a plastic plate. The coin is actually u...

A: Write the given data apparent thickness =24 cmactual thickness =30 cmlet the refractive index of gla...

Q: What causes APC ferrules to have less back reflection than UPC ferrules is not well understood.

A: Ultra-polished connector UPC is created by extensive polishing of the tips that increases the effici...