powerbank with a mass of 0.300 kg has a weight of

Q: A glass of water with a mass of 0.45 kg at 20°C is to be cooled to 0°C by dropping ice cubes at 0°C ...

A: Given  Mass of water, m = 0.45 kg Initial temperature of water, T1 = 20°C = 293 K Final temperature ...

Q: Multiple Choice.

A:

Q: Consider a solid conducting sphere with radius R, as shown in the image below. The electric field on...

A: Radius of solid conducting sphere = R Let the charge on the sphere = Q The electric field on the sur...

Q: Three point charges of -2.00 µC, +4.00 µC, and +6.00 µC are placed along the x-axis as shown in the ...

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Q: Determine kinetic energy in ball having mass 5 kg moving with velocity 10 m/s

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Q: If the electric potential at a point in space is zero, then the electric field at that point must al...

A:

Q: Determine potential energy in ball having mass 5 kg having height of 10 m

A: Given  Mass ,M = 5 kg  Height ,H = 10 m  Potential energy,PE =???

Q: A cyclist in a race must climb a 5° hill at a speed of 8 m/s. If the mass of the bike and the biker ...

A:

Q: The figure below shows a disk of radius 0.50 m is oriented with its normal unit vector n making an a...

A: Electric flux =2×103 N-m2/c Magnitude of electric field =10×103 N/C RRadius of disk= 0.5

Q: A car enters a 350 meter radius curve at a speed of 50kph. If it accelerates at 2 meters per second ...

A:

Q: A skier starts from rest has just begun descending a 30 degrees slope. Assuming the coefficient of k...

A: Given: Angle (θ) = 30° Coefficient of Kinetic friction (μK) = 0.10 Time (t) = 6 s 

Q: A+5.0-µC point charge is placed at the 0 cm mark of a meter stick and a -4.0-uC charge is placed at ...

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Q: As shown in the figure below, m1=2 kg moves with velocity of 5 m/s on a frictionless surface, and co...

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Q: Assume r(t) = -ť² + 5t, t > 0 (a) Plot the trajectory of x vs t. Be sure to label the intercepts and...

A: (Note: As there are multiple subparts, according to the company policy, only the first three subpart...

Q: Part A A 7.0 g sample of neon gas has 1300 J of thermal energy. Estimate the average speed of a neon...

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Q: An electric dipole consists of 2 equal but unlike charges separated by a distance . Two point charge...

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Q: A tiny ball weighs 0.0055 kg and carries a charge of +3.5 x 10 -6 C. What electric field is neede...

A: Given data:  Mass of ball (m) = 0.0055 kg Charge (q) = +3.5×10-6 C The ball suspended in air  Requir...

Q: During Mia’s recent trip to the grocery store, she walked 18 m to the end of an aisle. She then made...

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Q: The electric field between two parallel plates has magnitude of 900 N/C and is directed downward. Ca...

A: Given : magnitude of electric field is 900 N/C and diameter is 25 cm  and Radius is 12.5 cm or 0.125...

Q: Suppose that 3 J of work is needed to stretch a spring from its natural length of 36 cm to a length ...

A:

Q: Determine kinetic energy in ball having mass 5 kg moving with velocity 10 m/s

A: Given data:  Mass (m) = 5 kg Velocity (v) = 10 m/s Required: Kinetic energy (KE) 

Q: 47 +5k and M = 31 + 4} +5k The angle made by the two vectors S = 3î is:

A: Dot product of two vectors can be calculated by A·B =|A| |B| cos θ  where Theta is the angle between...

Q: During a 5s time interval,the runner's position changes from x1=70m to x2 =50mWhat is the runner's a...

A:

Q: Word Walls of the following:  Frame of Reference Each Word Wall must include: The font expressing ...

A: The font expressing the feel of the word.   A frame of reference is a set of coordinates that can be...

Q: An ideal air-filled parallel-plate capacitor has circular plates that carry equal but opposite charg...

A: Given: The original capacitance is Co. The final dimension of the capacitor doubled ( diameter and s...

Q: The aorta is the main artery from the heart. I typical aorta has an inside diameter of 1.8 cm and ca...

A: Typical diameter of aorta =1.8 cm Speed of blood in typical aorta=35 cm/s Diameter of artery reduced...

Q: Problem 3. What momentum does a 40 lbm projectile posses if the projectile is moving at 420 mph?(

A:

Q: A block of mass 2.7kg is moving with the speed of 17 m/s on the smooth surface then it strike anothe...

A: Mass of block A = 2.7kg velocity of block A = 17m/s Mass of block B= 3.3kg Velocity of block B=0

Q: From the diagram below, which vectors are negative from each other?

A: AB→ and z→ has arrow or head towards same direction , so they have same direction.x→ and DC→ has arr...

Q: The figure below shows a disk of radius 1.50 m is oriented with its normal unit vector n at an angle...

A: Given  Radius of disk ,R = 1.50 m  Electric field,E = 15.0*103 N/C  Angle between area unit vector a...

Q: Several particles are thrown with a speed vo from the bridge, which has some finite height above the...

A: Given in question - Particles are projected from the bridge at given angles. To find - The angle at ...

Q: Two point charges (two with q= 2.5 x10 -6 C and two with q= - 2.5 x10 -6) are situated at the corner...

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Q: The figure below shows two oppositely charged conducting plates with an equal magnitude of surface c...

A: Given: The figure below shows two oppositely charged conducting plates with an equal magnitude of su...

Q: Problems in Newton's Law of Cooling 1. A thermometer reading 750F is taken out where the temperature...

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Q: 1. If the radiation measured from the source was measured to be 5 MeV (5.00 × 10°eV) determine the w...

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Q: when is the total resistance of two resistors lesser than that of each individual resistor

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Q: Multiple Choice.

A: GivenRadius of the sphere = 5 cmPotential at its surface (V) =100 VConcept(1)    E=-dVdr(2)    V=KQr

Q: A parallel-plate capacitor has plates of area 0.40 m2 and plate separation of 0.20 mm. The capacitor...

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Q: A long iron bar 1 km in length is placed on the ocean floor. One end of the iron bar is vibrated, pr...

A:

Q: Assume at t = 0, x(0) = xo > 0, v(0) = vo > 0, and a(t) = a > 0 is a constant. (a) What is the kinem...

A: Given that:- Initial velocity=Vo>0 Initial position=Xo>0  

Q: A race car starting from rest accelerates at a constant ratio of 2m/s^2.What is the velocity of the ...

A: Given,  Initial speed of car, u = 0 m/s  Acceleration of car , a = 2m/s2  Distance traveled,s = 40 m...

Q: 2. The half-life of Ni-63 is 100 yrs. If you had 100g of Ni-63, how much would be left over 500 yrs?

A: Half life of Ni-63 =100 year Mass of Ni-63 = 100g Total year = 500 year

Q: A Gaussian surface with rectangular size has a positive point charge +q at its center, as shown in t...

A: From Gauss law Electric flux through Gaussian surface is given by @ = qenclosed / €o Where  @ = flux...

Q: Careful measurement of the electric field at the surface of a black box indicates that the net elect...

A:

Q: The graph in the figure shows the variation of the electric potential V (measured in volts) as a fun...

A: We know that electric field = -dVdr or slope of graph of V verses r. From r = 0 to r = 3m , electric...

Q: 1. An, 18:0-Ky box is celeased ona 34°incline land accekiaes down the incline at o,33 mi3 Find the P...

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Q: 1. A 3 kg ball moving to the right on a frictionless table at 5 m/s makes a head on collision with a...

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Q: A shot is fired at an angle of 45° with a horizontal and a velocity of 300 fps. Calculate the range ...

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Q: A 5 N uniform wooden plank is supported by two posts that are 1.2 m apart. A 4 N load is hung 0.3 m ...

A:

Q: B= 150N /25 A- 18ON

A: In the given figure A= 180N B=150N C=100N D=100N

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!