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Ama
Questions (44)
A wheel is roatating freely at an angular speed of 800 rev/min on a shaft of negligible moment of inertia. A second wheel
2 answers
694 views
A steel ball bearing the radius 1 cm is rolling along a table with speed 20 cm/sec when it starts to roll up an incline. How
1 answer
398 views
A solid sphere of radius 3 cm and mass of 100 g rolls down a 30 degree incline from a height of 1 m. A hoop of the same mass and
2 answers
940 views
A phonograph record of radius 6 cm and mass 15 g is rotating with an angular velocity of 33.33 rev/min. A Penny of mass 1 g
1 answer
459 views
A hockey puck sliding on the ice with velocity 10m/sec is stopped by a goalie in 0.10sec. what is the goalie stopping distance
1 answer
464 views
A model rocket is launched with an initial velocity of 10 m/sec at an angle of 45° to the ground. What is the total time of
1 answer
353 views
If a particle goes from location Xi = 10i + 5j + 2k to location Xf = 15i – 7j + 10k in a time ∆t = 5 sec. what is the
1 answer
367 views
A diver runs horizontally off the end of a diving board with an initial speed of 1.75 sec. If the diving board is 3.0 m above
4 answers
2,849 views
A dragster and a driver together have mass of 942.2 kg. the dragster starting from rest attains a speed of 25.5m/s in 0.56 s.
1.
4 answers
3,897 views
A 7.24 g bullet moving at 636 m/s penetrates a tree to a depth of 4.87 cm. Use energy considerations to find the average
2 answers
585 views
A wheel has a radius of 2.2 m.
How far (path length) does a point on the circumference travel if the wheel is rotated through an
2 answers
564 views
Use a Double- or Half-Angle Formula to solve the equation in the interval [0, 2π). (Enter your answers as a comma-separated
4 answers
1,364 views
If a projectile is fired with velocity v0 at an angle θ, then its range, the horizontal distance it travels (in feet), is
4 answers
2,869 views
Enzyme X is a highly pigmented protein that imparts the characteristic color to certain blue-green algae. It also facilitates a
1 answer
377 views
Enzyme X is a highly pigmented protein that imparts the characteristic color to certain blue-green algae. It also facilitates a
1 answer
364 views
Use the elimination method to find all solutions of the system of equations. (Order your answers from smallest to largest x,
2 answers
588 views
Find the focus, directrix, and focal diameter of the parabola.
y2 = 8x
4 answers
2,190 views
Find the focus, directrix, and focal diameter of the parabola.
x2 = 5y focus (x, y) = 0, 5/4 directrix:y=-5/4 focal diameter=5
4 answers
2,870 views
Write the trigonometric expression in terms of sine and cosine, and then simplify.
cos u + sin u tan u
2 answers
1,189 views
Verify the identity.
csc t − sin t/csc t= cos2 t
2 answers
640 views
Find the first six partial sums S1, S2, S3, S4, S5, S6 of the sequence.
2, 5, 8, 11, . . .
3 answers
694 views
Find the first six partial sums S1, S2, S3, S4, S5, S6 of the sequence.
1/2, 1/2^2, 1/2^3, 1/2^4'...
3 answers
1,573 views
Find the nth term of a sequence whose first several terms are given.
6, 8, 6, 8, 6, 8, . . .
4 answers
2,314 views
Find the first five terms of the given recursively defined sequence.
an = 3an − 1 + 9 and a1 = 2
3 answers
1,601 views
Find the vertices, foci, and asymptotes of the hyperbola.
16x2 − 9y2 = 144
1 answer
1,172 views
Find the vertices, foci, and asymptotes of the hyperbola.
x^2/7 - y^2 = 1
1 answer
459 views
Find the vertices, foci, and asymptotes of the hyperbola.
y^2 /9 - x^2/16 =1
1 answer
506 views
When aqueous solutions of iron (III) sulfate (Fe2(SO4)3) and sodkum hydroxide were mixed, a precipitate formed. What is the
4 answers
2,910 views
Find the horizontal and vertical components of the vector with the given length and direction, and write the vector in terms of
4 answers
4,652 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places
6 answers
2,266 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places
2 answers
586 views
Find all solutions of the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to
2 answers
1,070 views
A hot water cylinder whose length is 1.12m is to hold 200 liters.Find the diameter of the cylinder in millimeters.
3 answers
410 views
Daniel se está afeitando.
3 answers
732 views
An object of mass M is subject to two constant forces: F1, pointing in the x-direction, and F2, pointing in the y-direction.
1 answer
442 views
The wheel of Fortune. a contestant gives the wheel an initial angular velocity of -5.95 rad/s and the wheel stops after 5.8s of
3 answers
643 views
How can ghana make e learning accessible to all
5 answers
659 views
An insurance agent receives a salary of GHC550.00 and 2% commission on all sales over GHC8500.00. If his total income in a
4 answers
1,877 views
Two horizontal vectors, 21 units North and 20 units East, are combined with a 10-unit vector
vertically upwards. Find the angle
1 answer
344 views
A square pinewood raft measures 4m on a side and is 0.3m thick .find how much of raft is beneath water Take density of pine
1 answer
278 views
Write a speech you would give to new students of your school telling them about the traditions in the secondary school
3 answers
264 views
Kofi and Amazon. Shared.GH$. 4200.00 in the ratio 2:1. How much. will each receiventry
1 answer
233 views
A body mass 6kg moving with a speed of 3m/s is acted on by a force of 18N For 4s. Find the speed of the body
4 answers
357 views
Write a letter to a friend who wants to visit your school giving him or direction to your school and telling him/her about two
1 answer
133 views
Answers (13)
A body of mass 100kg moves with velocity 5mls calculate the kinetic energy
Pls solve it
Anyone???
What is the correct form of good in
What is the correct form of goof in
Daniel se está afeitando.
30
tortoise= .12 m/s hare= .12 x 20= 2.4m/s rest= 2.0 minutes= 120 seconds part A 0.12 t = (2.4)(t-120 seconds)-.25 solve for t= for part B use part A's answer and multiply by the tortoise's speed.
Did anyone get this: If the first qubit is in the state 2/sqrt(5)|0> - 1/sqrt(5)|1> and the second qubit is in the state 1/sqrt(2)|0> - i/sqrt(2)|1>, what is the state of the composite system?
37-32-2-47-81
50-36-12-89-14 that is past result to get next number
If a projectile is fired with velocity v0 at an angle θ, then its range, the horizontal distance it travels (in feet), is modeled by the function R(θ) = v02 sin 2θ 32 . If v0 = 2600 ft/s, what angle (in degrees) should be chosen for the projectile to
The KOH absorbed the carbon dioxide and caused it to form a precipitate at the bottom of the vial.