A steel ball is dropped from a diving platform (with an initial velocity of zero). Use the approximate value of g as 10 m/s to solve the following problem: Through what distance does the ball fall in the first 0.4 seconds of its flight? (You must provide an answer before moving to the next part.) The ball covers a distance of 4 m.

Q: The figure below shows the top view of two forces F and acting on an object. The figure is 1. drawn…

A: From the given graph, the components of the given forces are, F1,x=4×0.50 Ncosθ…

Q: Assume the metropolitan region of Chicago is a circular area having a diameter of 60.5 miles. What…

A: Given that, diameter of area, d=60.5 miles

Q: spring has static equilibrium the weight is given suddenly an initial velocity of (50 cm/sec)…

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Q: 1- tind R for P=120W 4 I 4 A? %3D 2- find V for P= 64 w 4 R: 8 ?

A: given Power(P)=120 W          Current (I)=4 A formula using P=I2R, R is Resistance…

Q: Complete the Hooke's Law Experience Report by making use of the accompanying readings in the table…

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Q: i need the answer quickly

A: Given for worker A, the magnitude of the force is 850 N, the angle of elevation is 30° and the…

Q: Q6:The block shown in fig.(3) weighs 5N and is held up by the water jet issuing (20M.) from the…

A: Given that: Weight of the block, W=5N Flow rate,Q=1.6lit/s=1.6*10-3 m3/s Diameter of the nozzle,…

Q: (b)Given the shown v-t diagram (1) construct a-t and s-t diagram (1I) Using diagrams, find total…

A: Given: v-t diagram

Q: 4- Two series of sound waves, the length of the first (3.5 m) and the second (3.4 m), overlapped, so…

A: Given information: The wave length of the waves: λ1=3.5 mλ2=3.4 m The beats heard per sec (nb) =…

Q: Quest Many problems in Physics use subscripts to identify quantities. For example, many of the…

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Q: erimentalist clai ts, a heat engim R, converts 16

A: GivenQ1=300 BtuT1=900 RW=160 BtuT2=540 R

Q: B. What is the power radiated from a nude body 1.75m² in the area

A: Solution:-Given thatBody surface area (A)=1.75 m2Normal body temperature (T)=37°C=37+273=310…

Q: Two strings, A and B, have respective mass densities µA and µB respectively. The linear mass…

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Q: The speed of sound in water, which has a bulk modulus of 2.1x10^9 N/m^2 at zero degrees Celsius, is:

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Q: At the surface temperature of the sun T = 5800 k, diameter R = 7 * 10^8 m, and at the average…

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Q: The block start from rest moving from A in the frictionless path. find: a) The speed at B. b) The…

A: Initial Height H = 4R Initial velocity = 0

Q: Sketch the following vectors on a navigational coordinate plane. Let 1 cm equal approximately 100…

A: Given magnitude of V1 is 300 unit direction of 30o W of S And magnitude of V2 is 200 unit direction…

Q: A long, straight metal rod has a radius of 6.00 em and a charge per unit length of 26.2 nCm. Find…

A: Given data: -  The radius of the straight metal rod is R = 6.00 cm. The charge per unit length is λ…

Q: Return to the city blocks shown to the right where each block has a length b = 80 m, east is right…

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Q: A Honda Fit (mass = 1000 kg) and a Volvo XC40 Recharge (mass = 2000 kg) are both going 15 m/s when…

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Q: the probability that a state located at the bottom of the conduction band is filled in non-…

A: For an intrinsic semiconductor, the fermi level lies exactly in the mid way of the two bands. The…

Q: During a thunderstorm lightning strikes 3 kilometer away from you. How many times longer does it…

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Q: 5.5. A child pulls a sled across rocky ground at a constant speed by using a 18 N force to pull the…

A: Force is Speed of object is constant.Angle made by force with horizontal is Distance traveled by…

Q: A block of mass m = 18 kg is suspended by a cable of negligible mass as shown in the figure below.…

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Q: need the answer quickly

A: Consider a uniformly charged sphere of radius R having a charged q, The energy of this sphere is…

Q: A projectile is fired with an initial velocity of 400 m/s hits a cliff 2000 meter apart determine…

A: range = V0 cos(60) x t  here V0 = 400m/s time of flight is t seconds range = 2000m thus, time (t) =…

Q: due to the water), and Fw (due to the wind). Find the magnitude of the force Fw. W :

A: Assume that the north direction is along the + y-axis and the east direction is along the + x-axis.…

Q: sample of blood of density 1060 kg/m^3* is flowing at a velocity of 0.2 m/s through a blood vessel…

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Q: Points A (at (2, 3) m] and B [at (5, 7) m] are in a region where the electric field is uniform and…

A: The potential difference is defined as V = E→.dr→

Q: A jet is flying through a wind that is blowing with a speed of 55 mi/h in the direction N 30° E (see…

A: speed of wind is Vwind = 55mi/h in direction N 30°E, Speed of jet relative to air is Vair= 770 mi/h…

Q: Determine the coefficient of linear expansion if the length of metal change from 10- 10.02 m and the…

A: 1. Given Length of metal change = 10 - 10.02 m Temperature                   = 30 - 80 K

Q: Consider a semiconductor bar with w 0.1 mm, d 10 µm and L-5 mm. for B-104 Wb/cm², and a current of 1…

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Q: We have an electrical circuit whose different elements are connected to an alternating current…

A: The electric field is a vector quantity that arises from electric charge. It also corresponds to…

Q: A solid 0.45 kg cylinder with a radius of 0.27 m is motionless at the top of a ramp and then rolls…

A: Given,Mass of cylinder,  m = 0.45 kg Radius of cylinder,  r = 0.27 m Initial linear velocity,  v0 =…