Homework Answers
Answers,
a) 23.3228 Nm
b) 0.03608 rad/s2
c) 1.057 m/s2
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(a) Find the torque the net thrust produces about the center of the cirdle 233Nm (b)...
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration, it turns at...
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration, it turns at a rate of 2.53 X 10" rev/min. (a) Find the drill's angular acceleration. 127778 X Your response differs from the correct answer by more than 10%. Double check your calculations. rad/s(along the axis of rotation) (b) Determine the angle through which the drill rotates during this period. 0.8743*10** 4 X Your response differs from the correct answer by more than 10% Double check your...
A wheel 2.30 m in diameter lies in a vertical plane and rotates about its central...
A wheel 2.30 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration of 4.50 rad/s2. The wheel starts at rest at t = 0, and the radius vector of a certain point P on the rim makes an angle of 57.3° with the horizontal at this time. At t = 2.00 s, find the following. (a) the angular speed of the wheel rad/s (b) the tangential speed of the point...
A wheel 1.55 m in diameter lies in a vertical plane and rotates about its central...
A wheel 1.55 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration af 3.55a2. The wheel stats at reat at t-o, arnd the radius vector of a certaln pcirt P on the rim makes an angle of 57.3e with tha horizontal at this time. At t - 2.00 s, firnd the following (a) the angular speed of the wheel rad/s (b) the tangential speed of the paint ρ ]V m/s...
Looking for some Physics help please.. Would you please clearly define what formulas used in answer?...
Looking for some Physics help
please.. Would you please clearly define what formulas used in
answer? Having some real trouble with questions like these. Thank
you very much for your time. Sincerely,
Struggling physics student
A point on a rotating turntable 22.0 cm from the center accelerates from rest to a final speed of 0.660 m/s in 1.65 s. At t = 1.24 s, find the magnitude and direction of each of the following. (a) the radial acceleration 1.12 m/s...
A solid sphere of radius 40.0 cm has a total positive charge of 34.0 the following...
A solid sphere of radius 40.0 cm has a total positive charge of 34.0 the following distances. С uniform y distributed throu out its volume Cac ate e mant de ofthe elec ield at (a) 0 cm from the center of the sphere kN/C (b) 10.0 cm from the center of the sphere Your response differs from the correct answer by more than 10%. Double check your calculations. kN/C (c) 40.0 cm from the center of the sphere Your response...
The displacement vectors A and B shown in the figure below both have magnitudes of 2.15...
The displacement vectors A and B shown in the figure below both have magnitudes of 2.15 m. The direction of vector A is θ-18.0。 (a) Find A + B graphically magnitude direction 54.02 (b) Find A - B graphically. magnitude 214 4.94 Your response differs from the correct answer by more than 10%. Double check your calculations, m ° counterclockwise from the +x axis Your response differs from the correct answer by more than 10%. Double check your calculations. m...
The emis in the figure below are &1 = 5.00 V and Ez = 18.0 V....
The emis in the figure below are &1 = 5.00 V and Ez = 18.0 V. The resistances are Ri = 15.50, R2 = 31.5 Q, R = 47.52, and R4 = 59.0 2. Find the magnitude of the current in each resistor when the switch is in the following states R w RA SR E2 S R3 (a) open 11 = .19 12 = .19 13 = .19 1 = 0 A (b) closed 11 = x Your response...
When a net torque is applied to a rigid object it always produces a 1
When a net torque is applied to a rigid object it always produces a 1. constant acceleration 2. rotational equilibrium 3. constant angular velocity 4. constant angular momentum 5. change in angular velocity
Two resistors connected in series have an equivalent resistance of 608 Ω. When they are connected...
Two resistors connected in series have an equivalent resistance of 608 Ω. When they are connected in parallel, their equivalent resistance is 122 Ω. Find the resistance of each resistor. Your response differs from the correct answer by more than 10%. Double check your calculations. Ω (small resistance) Your response differs from the correct answer by more than 10%. Double check your calculations. Ω (large resistance)
0/10 points 1 Provious A light rod of length-1.00 m rotates about an axis perpendicular to...
0/10 points 1 Provious A light rod of length-1.00 m rotates about an axis perpendicular to connected to the ends of the rod length and passing through its center as in the figure below. Two particles of masses m - 4.35 kg and m2-3.00 kg are (o) Neglecting the mass of the rod, what is the system's kinetic energy when its angular speed is 2.0 radys? Your response differs from the correct answer by more than 10%. Double check your...
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration, it turns at a rate of 2.53 X 10" rev/min. (a) Find the drill's angular acceleration. 127778 X Your response differs from the correct answer by more than 10%. Double check your calculations. rad/s(along the axis of rotation) (b) Determine the angle through which the drill rotates during this period. 0.8743*10** 4 X Your response differs from the correct answer by more than 10% Double check your...
A wheel 2.30 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration of 4.50 rad/s2. The wheel starts at rest at t = 0, and the radius vector of a certain point P on the rim makes an angle of 57.3° with the horizontal at this time. At t = 2.00 s, find the following. (a) the angular speed of the wheel rad/s (b) the tangential speed of the point...
A wheel 1.55 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration af 3.55a2. The wheel stats at reat at t-o, arnd the radius vector of a certaln pcirt P on the rim makes an angle of 57.3e with tha horizontal at this time. At t - 2.00 s, firnd the following (a) the angular speed of the wheel rad/s (b) the tangential speed of the paint ρ ]V m/s...
Looking for some Physics help
please.. Would you please clearly define what formulas used in
answer? Having some real trouble with questions like these. Thank
you very much for your time. Sincerely,
Struggling physics student
A point on a rotating turntable 22.0 cm from the center accelerates from rest to a final speed of 0.660 m/s in 1.65 s. At t = 1.24 s, find the magnitude and direction of each of the following. (a) the radial acceleration 1.12 m/s...
A solid sphere of radius 40.0 cm has a total positive charge of 34.0 the following distances. С uniform y distributed throu out its volume Cac ate e mant de ofthe elec ield at (a) 0 cm from the center of the sphere kN/C (b) 10.0 cm from the center of the sphere Your response differs from the correct answer by more than 10%. Double check your calculations. kN/C (c) 40.0 cm from the center of the sphere Your response...
The displacement vectors A and B shown in the figure below both have magnitudes of 2.15 m. The direction of vector A is θ-18.0。 (a) Find A + B graphically magnitude direction 54.02 (b) Find A - B graphically. magnitude 214 4.94 Your response differs from the correct answer by more than 10%. Double check your calculations, m ° counterclockwise from the +x axis Your response differs from the correct answer by more than 10%. Double check your calculations. m...
The emis in the figure below are &1 = 5.00 V and Ez = 18.0 V. The resistances are Ri = 15.50, R2 = 31.5 Q, R = 47.52, and R4 = 59.0 2. Find the magnitude of the current in each resistor when the switch is in the following states R w RA SR E2 S R3 (a) open 11 = .19 12 = .19 13 = .19 1 = 0 A (b) closed 11 = x Your response...
0/10 points 1 Provious A light rod of length-1.00 m rotates about an axis perpendicular to connected to the ends of the rod length and passing through its center as in the figure below. Two particles of masses m - 4.35 kg and m2-3.00 kg are (o) Neglecting the mass of the rod, what is the system's kinetic energy when its angular speed is 2.0 radys? Your response differs from the correct answer by more than 10%. Double check your...
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