A 9.1 N was applied to 8.1 kg block, find the normal force if the angle theta is 5.4 degrees.

Q: Two very long solenoids have the same length, but solenoid A has 18 times the number of turns, 1/4 t...

A: Use formula of magnetic field at inside of solenoid and put the given values to calculate ratio .   ...

Q: 71 In Fig. 27-69, R¡ = 20.0 Q, R2= 10.0 2, and the ideal battery has emf S2 S3 a 120 V. What is the ...

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Q: five waves pass a dock in 2.0 seconds. If the waves are traveling at 10.0 m/s, then what is the wave...

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Q: After the switch is closed in the circuit shown below, there is an instant of time when the potentia...

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Q: Problem 6: A toy cart is pulled a distance of 6.2 m in a straight line across the floor. The pulling...

A: Given data :- Displacement (along the floor) d = 6.2 m Pulling force Fp = 19.2 N Angle θ between hor...

Q: 4. The graph below shows the wavelength of light for two stars as a function of their power density,...

A:  (a) Sun has a greater surface temperature . This can be explained by using Wein's Displacement law....

Q: A 2.00-nF capacitor with an initial charge of 5.27 µC is discharged through a 2.47-k2 resistor. (a) ...

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Q: Two blocks of masses m1=1.0 kg and m2=3 kg are connected by an ideal spring of force constant k=4 N/...

A: The reduced mass of the system is μ=m1m2m1+m2    

Q: Planes z = 0 and z = 2, respectively carry charges -10nC/m² and +10nC/m2. Calculate the Electric Fie...

A: Electric field due to plane z=0 is given by E1→x,y,z=σ12ε0k^for z>0-σ12ε0k^for z<0 and electri...

Q: (II) A ball of mass M and radius r on the end of a thin massless rod is rotated in a horizontal circ...

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Q: A prism with an axis that is not at right angle to the base is ____________

A: A prism with an axis that is not at right angle to the base is called oblique prism. In case of obli...

Q: In the figure, block 1 of mass m1 slides from rest along a frictionless ramp from height h = 2.9 m a...

A: Given data: Height, h = 2.9m Mass of block 2, m2 = 2m1 Coefficient of kinetic friction, μk=0.2   Sol...

Q: A) Which sections represent zero net force? B) Which sections represent largest constant net force?...

A: Given : Velocity time graph. 

Q: Problem 1i A 5.0 kg mass is attached to a string wrapped around a uniform 0.50 kg pulley with radius...

A: Decrease in potential energy of system after falling a height h is mmassgh. And the increase in kine...

Q: A 9.4-μF and a 3.1-μF capacitor are connected in series across a 24-V battery. What voltage is requi...

A: Given value--- C1 = 9.4-μF. C2 = 3.1-μF. Voltage V1 = 24 V. We have to find--- What voltage is re...

Q: 2.25 The dynamic viscosity of nitrogen at 59°F is 3.59 x 107 Ibf · s/ft². Using Sutherland's equatio...

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Q: A driver decreases the speed of a car from 45 m /s to 15 m/s in 6 seconds. Find the acceleration of ...

A: Given data :                         Initial velocity of car  =  u                          Final ve...

Q: Find the general solution to each of the following ODES. In each case, there should be exactly one u...

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Q: A negative charge of 5 microcoloumbs exerts an attractive force of 5 newtons on a second charge 7 cm...

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Q: If you repeat the same measurement several times in the same way, and each measurement gives a sligh...

A: The mean is very easy to determine. It shows the dispersion of many measurements from its central va...

Q: 5. Two blocks of masses mand 3m QIC are placed on a frictionless, hor- V izontal surface. A light sp...

A: As per our policies, we can answer only upto maximum of 3 sub-parts in one question. Please post oth...

Q: A refrigerator works between temperatures TA = 105°C and TB = 5°C and has a quarter of the maximum c...

A: Given:T1=105°C=378 KT2=5°C=278 Krate of work done Wt=30 watts

Q: MCQ: A car moves at a constant velocity of 50 m/s for 20 s. It then slows with a constant accelerati...

A: Given data :- u = 50 m/st1 = 20 st2 = 24 sv = 0 m/s

Q: The human heart is a powerful organ. If your heart can take in and discharge about 7040.9 liters of ...

A: Given data: The discharge by heart is Q=7040.9 L/day. The blood is lifted by h=1.6 m. The density o...

Q: The figure below shows two wires carrying currents of I = 4.65 A in opposite directions, separated b...

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Q: An infinite sheet of charge is located in the y-z plane at x =0 and has uniform charge denisity o =0...

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Q: Consider the current-carrying wire shown in the figure. The current creates a magnetic field at the ...

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Q: a small copper ball of mass 5g is given a charge of +3 EXP-8 C. what is its acceleration when placed...

A: GivenMass of copper ball ,m=5 gCharge ,q=+3×10-8 CMagnitude of electric field ,E=1×104 N/C

Q: The sum of vectors D, E and Fis a resultant with a magnitude of 24.80 cm pointing 21.340 west of nor...

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Q: A 200 g hockey puck is launched up a metal ramp that is inclined at a 30° angle. The coefficients o...

A: IN THE QUESTION IT IS GIVEN THAT , inclined angle= 30° mass= 200 g  μs = 0.40 andμk = 0.30  puck’s i...

Q: Find the position function s() given the acceleration function and an initial value. a(1) = 8 – t, v...

A: Given: The equation of the acceleration is given as. at=8-t                                         ...

Q: : 3 2.00j, (a) find the magnitude of each vector; (b) use unit vectors to write an expression for th...

A: magnitude of a vector is the square root of the some of the squares of components.

Q: 3. A solid conducting sphere of radius a, has a net charge Q as shown in the figure below. Using Gau...

A: Electrical  field line point always away from the positive charge, hence vectors are pointing in out...

Q: Ballistic pendulum: A projectile of mass m = 1 kg is fired with an initial speed v0 = 20 m/s at the ...

A: 4) First apply conservation of momentum to solve for final speed. Then apply energy conservation to ...

Q: 7. Determine the magnitude and coordinate direction angles of the resultant force acting at A. FB= =...

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Q: MCQ A ball falls a distance h= 60 m in 2 s. What is the initial velocity v of the ball?

A: Given data : Height (h)=60 m Acceleration due to gravity (g)=10 m/s2 Time (t)=2 s   To find : Initia...

Q: A block M is suspended from the ceiling using two cables. The block is held in place. Tension in T, ...

A: Given: The tension in the string-1 is 25 N.

Q: 4) The --- wire, the lower is the resistance of the conductor. *

A: Resistance is directly proportional to the length of the wire. so the shorter the wire, lower is the...

Q: Suppose a spring (with a spring constant of 600 N/m) is compressed 0.4 m. If a projectile of mass 0....

A: Given Information:- Spring constant of the spring is k=600 N/m Length compressed is x=0.4 m Mass of ...

Q: Two forces are applied to the construction bracket as shown. Determine the angle e which makes the r...

A: Given: F1= 690 lb F2= 560 lb α= 52ο

Q: A 5.50 cm tall object is 24.0 cm from a concave mirror with f = 20.0 cm. Find the image height. (Min...

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Q: C.A 1.2 kg grenade lies on the flat ground. Suddenly she explodes into three parts. The first piece,...

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Q: A wire is formed into a circle having a diameter of 12.0 cm and placed in a uniform magnetic field o...

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Q: The particle for which trajectory in a unform magnetic field is spiral of decreasing radius, must be...

A: Required True or False

Q: Problem 1: A box m = 53 kg is being pulled by a constant force F= 171 N at an angle of 0 PA degrees....

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Q: The series combination of five celly, cach with electromotive force of 1.5 V and internal resistance...

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Q: Two cars, A and B, are travelling in the same direction, although car A is 183m behind car B. The sp...

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Q: Please answer the equation step by step and include a proper diagram if needed. Usse gravity as 9.8m...

A: Given Mass of the box is m=25.0 kg Applied force is F=1450 N Angle below the horizontal is θ=21.0° C...

Q: A 2.00-nF capacitor with an initial charge of 5.27 µC is discharged through a 2.47-kN resistor. dQ (...

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Q: In the figure below, the current in the long, straight wire is I, = 6.80 A and the wire lies in the ...

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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!