): Find N and theta. The red vector is the resultant. 4N 30° 45° 20° 10 5.5 N 7N 6N Find the value of q. * Your answer Find the value of theta. *

Q: An object of mass 12 kg is released from a height of 45 m. V/3 as the object falls It encounters an ...

A:

Q: If a charge 796 C, passes through wire in 20.4 s, the current (1) through the wire is А. а. О.08 O b...

A: Given:       Q=796C,  t=20.4 s, I= ?

Q: A bus initially at a bus stop accelerates continuously for a kilometer, taking a minute and a half. ...

A:

Q: Q1- 100 23- 25C 200 45 15 m Q2- 15C

A: Q1=10c Q2=15 c Q3=25c  

Q: A 3.0-kg object travelling 6.0m/s East has a perfectly elastic collision with a 4.0kg object travell...

A:

Q: 314.0 kg copper bar is put into a smelter for melting. The initial temperature of the copper is 299....

A: Given: The mass of the copper bar: m = 314.0 kg; The initial temperature: Ti = 299.0 K; The specifi...

Q: Part A ou shine a green laser beam (A = 530 nm) on a grating and observe 1 bright beams (due to cons...

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Q: A parallel-plate air capacitor of capacitance 245 pF has a charge of magnitude 0.148 C on each plat...

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Q: 16. which eavarion correctiu shows the reiaHon ship between the componeAS Of a dave that ereab passe...

A: We know, Relationship between the wave speed (v) , ferquency (f) and wavelength (λ) is given by :- V...

Q: *12-24. The acceleration of a particle traveling along a straight line is. a= s/2 m/s, where s is in...

A:

Q: A musical instrument that has a tube closed at one end has a length of 27.3 cm long. On a particular...

A: Frequency for  one end closed tube  Frequency = speed of sound in air ×(2n-1) /4L Where n= 1,2,3.......

Q: 1. In the Bohr model of the hydrogen (H) atom, the electron moves on a circular path (orbit) around ...

A: Given that : Radius of electron = 0.529 angstrom or 5.29 x 10-11 m Linear Speed = 2.19 x 106 m/s

Q: A cannonball is fired from an old cannon at an angle of 25 degrees, with an initial velocity of 300 ...

A:

Q: Question 9 Calculate the total resistance of the circuit shown below. 24 0 48 0 A 16 2 B 24 2 C 72 0...

A: Equivalent resistance in series, Req = R1 + R2 + R3 +... => Req = 24 + 48 = 72 ohm

Q: A ball is thrown so that it just clears a 25ft wall 100ft away. If it left the hand 5ft above the gr...

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Q: An 18g bullet is fired into 4kg block that is suspended from the ceiling by ropes. The bullet comes ...

A:

Q: 8. The pendulum on a grandfather clock swings from side to side once every second. If the length of ...

A:

Q: 3. A roller coaster rolls on a track as shown in the figure below. If the speed of the roller coaste...

A: Given: The speed of the roller coaster at point A is 25 ft/s. The height of the point from the point...

Q: A man pushes a 270-N block 9.1 m along a level floor at a constant speed with a force-directed 45• b...

A:

Q: (Compton Scattering) A photon whose energy is 8.00  10−15 J is scattered off an electron at a 90 a...

A:

Q: 3. A mass is suspended by a spring such that it hangs at rest 0.5 m above the ground. The mass is ra...

A: Given: yo =0.5 mat t=0 , A=40 cm =0.4 mT =1.2 s we have to find y at t=0.7 s

Q: Find the magnetic energy stored in the air gap between two very large magne area of 100 cm2. Assume ...

A: GivenArea of each magnetic pole piece=100 cm2Uniform Magnetic field, B=0.05 TGap, d=2 cm

Q: A 15.0-kg mass fastened to the end of a steel wire with an unstretched length of 0.650 m is whirled ...

A:

Q: A catapult is used to throw large projectiles by the ancient civilization. If a catapult swung from ...

A:

Q: MY NOTES ASK YOUR TEACH A daredevil on a motorcycle leaves the end of a ramp with a speed of 36.5 m/...

A:

Q: 13. How much voltage would be necessary to generate 20 amps of current in a circuit that has 5.5 ohm...

A:

Q: A bucket of water with a mass of 1.72 kg is attached to a rope that is wound around a cylinder. The ...

A:

Q: Referring to the figure, compute the acceleration of the body B and the tension in the supporting bo...

A: Given that:- Mass of block A=200lb

Q: A diving board 3.00 m long is supported at a point 1.00 m from the end, and a diver weighing 500 N s...

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Q: Sam brings a positvely charged balloon near to the conducting metal. While the balloon is near, Sam ...

A:

Q: 1. You and Booboo are riding bumper cars. You and your car have 335 kg of mass and a top speed of 5....

A: For head on collision of two masses ma1,ma,, moving with initial velocity and ua1,ua,, respectively....

Q: A point charge, q = -8.0 µC, moves for a distance of 80 cm at an angle of 900 relative to the direct...

A: Given value--- charge = -8 micro C.  distance = 80 cm. angle = 90 degree.  electric field = 500 N/m...

Q: Calculate the total resistance of the circuit shown below. 24 0 48 0 A 16 Q B 24 2 72 2 48 2

A: Given data:  Two resistors are connected in parallel R1 = 24 Ω and R2 = 48 Ω Required: The total res...

Q: f the lateral magnification of an object is 1.4 and the focal length of the converging lens is 12.1 ...

A:

Q: Find the current in a long straight wire that would produce a magnetic field twice the strength of t...

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Q: Draw the phasor for the emf E (170 V) cos ((2T × 60 Hz)t) at t = 60 ms.

A:

Q: 2 A flat coil with 900 loops is pulled between magnetic poles in 0.10 s. What is the average EMF ind...

A: Induced emf "e"= 1.17Volts .

Q: A proton is released from rest from the surface of a +5000. V electrode. It crosses the gap between ...

A: Given, Magnetic field=8.60T

Q: NA football player of mass 95 kg is running at a speed of 5.0 m/s down the field as shown in Figure ...

A: A football player of mass, m1 = 95 kg is running at a speed of v1 = 5.0 m/s down the field as shown ...

Q: When s tant star is focused by the lens onto the retina (Eigure 1). With r of 3.0 mm, the intensity ...

A: Light from a distant star is focused by the lens onto the retina  With a pupil diameter of 3.0 mm th...

Q: A current-carrying wire is on its side, parallel with the floor. The current is running from right t...

A:

Q: An object of mass 2.3 kg is initially moving at 5 m/s. A constant force of 15N is applied to the obj...

A: Mass m=2.3 Kg Velocity v=5 m/s Force F=15 N time t=6 s To find: Final momentum Pf =?

Q: late energy consumption in KwH

A: In the first circuit 3)    We see in the circuit 100 ohms and 200-ohm resistance in parallel, So th...

Q: Co What is the effective spring constant for this motion? Express your answer to two significant fig...

A:

Q: The speed of waves on a string is 97 m/s. If the frequency of standing waves is 445 Hz , how far apa...

A: The distance between two adjacent nodes is half of the wavelength. ∆xnode = λ2   The wavelength of a...

Q: a) Angle: b) Speed: 1 attachn Alpha just stole a ball in a basketball game and intends to throw a pa...

A: g=9.81 m/s2, g=32.2 ft/s2 We have to find speed and angle of projection subject to initial condition...

Q: A person whose mass is 70kg, represented by M, holds the 25kg mass as shown in the figure. The pulle...

A:

Q: A permanent magnet has a magnetic dipole moment of 0.160 A · m2. The magnet is in the presence of an...

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Q: Two cars of equal mass (1100 kg) and speed 36 km/h collide head on in a completely inelastic collisi...

A:

Q: A 3.5-cm-tall object is 12.0 cm in front of a concave mirror that has a 25 cm focal length.

A:

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.