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fredrick
Questions (13)
A boy of mass 40kg sits at point of 2.0m from the pivot of see saw . Find the weight of a girl who can balance the see saw by
6 answers
2,653 views
three towns A,B,C are situated such that AB is equal to 60km and AC is 100km.The bearing of C from A is 290degree and the
2 answers
1,246 views
Is a rectangle with 14in in length and 7in in width proportional to a rectangle with 21inches
in length and 15 inches in with
1 answer
421 views
18.1g of ammonia and 90.4g of copper(II) oxide are used in the reaction 2NH3+3CuO=N2+3Cu+3H3O.What is the limiting reactant? How
1 answer
2,441 views
George pushes a wheelbarrow for a distance of 12 meters at a constant speed for 35 seconds by applying a force of 20 newtons.
2 answers
2,195 views
A baseball with a mass of 0.15 kilograms collides with a bat at a speed of 40 meters/second. The duration of the collision is
12 answers
3,322 views
Before a collision, the x-momentum of an object is 8.0 × 103 kilogram meters/second, and its y-momentum is 1.2 × 104 kilogram
1 answer
1,879 views
A ball with a mass of 0.50 kilograms is moving at a speed of 1.8 meters/second along the positive x-axis. It collides with
1 answer
1,542 views
What is the momentum of a 1.5 × 103 kilogram van that is moving at a velocity of 32 meters/second?
A. 46.9 kilogram
2 answers
2,785 views
Mason lifts a box off the ground and places it in a car that is 0.50 meters high. If he applies a force of 8.0 newtons to lift
1 answer
1,412 views
For a given launch velocity, at which launch angle does the projectile undergo the maximum horizontal displacement?
A. 35° B.
1 answer
786 views
it can pass through doors it can travel great distances even the world but all the time,it stays in a corner
2 answers
440 views
finish proof
given ABCD is an isoceles trapezoid with AD parallel to BC; DE=DC prove ABED is a parallelogram
3 answers
2,823 views
Answers (4)
no
An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel?
14
ther is no e and f it a two column proof statements reasons 1.AD parr.BC;DE=DC 1.given 2.AB=DC 2.def of isos trap 3.
