8. A 55-kg skateboarder enters a ramp moving horizontally with a speed of 6.5 m/s, and leaves the ramp moving vertically with a speed of 4.1 m/s. (A) Find the height of the ramp, assuming no energy loss to frictional forces. (B) What is the skateboarder's maximum helght above the bottom of the ramp?

Q: 3. Compute the electrostatic force experienced by +4.43 X 1018C charge from the following electric f...

A: Given that:-Charge, q=+4.43×10-18 CCase-01E→=9.56×1016 N/CWe know that:-Electrostatic force, F=qE   ...

Q: A wire of resistance R is coiled in the form of circle. Then the equivalent resistance between point...

A: we can see from the figure  the angle between points A and B from the center is 90° It means the por...

Q: Using the method of separation of variables, find the solution of the following equation Pu, Pu = 0 ...

A:

Q: A moving coil galvanometer has 10 turns each of length 12 cm and breadth 8 cm. The coil of M.C.G. ca...

A:

Q: Consider the oscillating mass-spring system above, which is shown at some time t > 0. Suppose the bl...

A:

Q: F7-3. Determine the normal force, shear force, and moment at point C. 30 kN/m AB A -3 m 3 m to C 3 m...

A:

Q: A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having a total ...

A: Given that,The potential : V = 12 (V)Total internal resistance : r = 3.40 (MOhm)Time : t = 4 (sec)Vo...

Q: Calculate the volume of a cylinder, in ft3, which contains 62 lbm of carbon dioxide at 238.04°F and ...

A:

Q: With a force of zero to 217 N, an archer can pull her bowstring back 0.390 m. What is the bow's spr...

A: Given Data The intial force is:f1=0 N The force increases is :f2=217 N The length of bowstring pull...

Q: In the figure, two isotropic point sources S, and S2 emit light in phase at wavelength A and at the ...

A: Wave.

Q: A 3 kg object attached to an ideal massless spring is compressed 1.2 m. If the spring constant is 45...

A: Given that,Spring constant : k=45 (N/m)  Mass of object : m =3 (kg)Compression in the spring : x = 1...

Q: ation is found n= ts, compute the i

A: Given as, Nd=2.6×1014cm-3,Na=1.4×1014cm-3,no=1.3×1014cm-3.

Q: A car's engine generates 80000 W of power as it exerts a force of 6000 N. How long does it take the ...

A:

Q: aterial is 5.22 g/ of 0.062 nm a

A: The hexagonal base area as,  AREA=6R23AREA=6a223AREA=1.5a23  

Q: For al order reaction with half life period of 50 min, find conversion after 21 min. O a. 0.3535 b. ...

A: Given that:A first order reaction, n=1Half life, t1/2=50 minTime t=21 min  

Q: For al order reaction with half life period of 50 min, find conversion after 21 min.

A:

Q: 3- What are the Lacrigian equations for the particle in the given figure? A) L = mei +m ( 10 + 20 * ...

A: Given a double pendulum system  We have to write the Lagrangian of the system

Q: Member BC has a square cross section. The diameter of the pins at A and B are 3 cm and 2 cm respecti...

A: Force intensity calculation.

Q: A) B) D)

A: Question is asking about lagrangian of given system  For this we have to find kinetic energy and pot...

Q: -kx³. The work required to stretch the 0 to the stretched length x = l is Wo. In terms of A "stiff" ...

A:

Q: In the circuit below, find the voltages across each of the resistors. must show step by step procedu...

A: From KVL in loop 1,75=I1R1+(I1-I2)R575=50I1+60(I1-I2)      75=110I1-60I2    ...(1)From Loop 260(I2-I...

Q: Light of wavelength 587.5 nm illuminates a slit of width 0.75mm. At what distance from the slit shou...

A: Given that:- The wavelength, λ=587.5 nm =587.5×10-9 m Slit width, Sw=0.75 mm Let the minimum integer...

Q: 8

A: Magnetic field.

Q: How do you calculate the molar extinction coefficient (E) with using absorption data?

A:

Q: The figure shows an optical fiber in which a central plastic core of index of refraction n1 = 1.60 i...

A: Optical fibre problem.

Q: CAMERA A video camera that follows the action at a sporting event is supported by three wires. The t...

A: Let T1 = 1200 N T2 = 1000 N T3 = 700 N

Q: L=mRo - mgRcos 2- If the Lachrange equation for a given system is as follows: What are the equations...

A:

Q: Problem 5: A point charge Q1 = +4.3 µC is fixed in space, while a point charge Q2 = +3.8 nC, with ma...

A: Q1 = + 4.3 μC = 4.3 × 10- 6 C Q2 = +3.8 nC = 3.8 × 10- 9 C Mass of Q2 charge is m2 = 7.7 μg = 7.7 × ...

Q: Q1) A 5 kg block initially at rest is pulled to the right along a horizontal surface by a constant h...

A: 1. Given, Mass, m=5kg Force, F=12N A. The friction force act in the opposite direction of the force ...

Q: It's urgent please solve asap

A: Magnetic field.

Q: The modulus of rigidity and poission's ratio for 10 mild steel are 8.22 x 10 N/m2 and 0.291 respecti...

A:

Q: 5) Develop expression for rise of the liquid due to surface tension in concentric cylinders.

A: Refer to the below figure : Let the outer and inner radius of the concentric cylinders be R2 and R1...

Q: A sample of Ge at 300K has a uniform donor concentration of 2 x 1013cm3. The excess carrier lifetime...

A:

Q: 3. How much charge sits on the top plate of a 200 nF capacitor when charged to a potential differenc...

A: Capacitance C = 200 nF potential difference V = 6 v 1nF = 1 x 10-9 F  

Q: In Fraunhofer diffraction due to a narrow slit, a screen is placed 2 metre away from the lens to obt...

A:

Q: 7- Acceleration ofacenter of mass- it has a group ofparticles equal to aparticlewhose mass is the su...

A: The center  of mass is the point where the total mass of the body is supposed to be located  and any...

Q: A mechanic pushes a 3850 kg car from rest to a speed of v, doing 5083 J of work in the process. Find...

A:

Q: ) Determine paotial funechon and Inverse laplace trans form at Deteymine {lt 24 -! t'} It2t-

A:

Q: 1. What is the current in a 156.75V circuit if the resistance is 22? 2. What is the current in a 156...

A: 1)                          I = V/R                               I = 156.75/2                      ...

Q: e Find the mass of a wire t Dj + 2rk, 0 <t< 1, if the nass of a curved wire

A: Given: δ(x,y,z)=15y+2

Q: 11- The sum of the acceleration of particles relative to theircenter of mass is equal to the acceler...

A: It is asked to explain if the given statement is true or false.

Q: The length of air column for fundamental mode in resonance tube is 16cm and that for the first overt...

A: To find- End correction and inner diameter of tube=? Given- l1=16 cm l2=50.25 cm e=? d=?  

Q: A rectangular coil having length 15cm breadth 10 cm, is kept in uniform magnetic field of 2 × 10$ wb...

A: To find- Torque acting on conductor =? Given- l=15 cm=0.15 m b=10 cm=0.1 m B=2×10-5 wb/m2 I=100 mA=1...

Q: A thin uniform steel chain is 10m long with a linear mass density of 2kg m. The chain hangs vertical...

A:

Q: A block of mass W is pulled along a rough horizontal plane by a force P inclined an angle e from the...

A: Weight of the block=w Constant Horizontal force is=P The coefficient of friction between the block a...

Q: The electric potential at a certain point is given by V(x)= 175xr + 45.0x, where Vis in volts and xi...

A:

Q: A metal with body centered cubic (bcc) structure show the first (i.e. smallest angle) diffraction pe...

A:

Q: What is the momentum of a car with mass of 1,300 km traveling north at a speed of 28 m/s?

A: Given that,Mass : m = 1300 (kg)Velocity : v =28 (m/sec)Here we need to find the momentum :Now,As we ...

Q: Women are 25 percent better off financially than men. They have a combined monthly income of $1800. ...

A: Let, monthly income of men = x        monthly income of women = x + 25 They have a combined monthly ...

Q: How does the slope of this graph relate to this formula T= 2pie and spare root of m/k

A: In the given figure, the graph is between time period T and mass M.