# Posts by godwin

Total # Posts: 27

Physics
A Simple Astronomical Telescope In Normal Adjustment Has An Objective Of Focal Length 100cm And An Eye Piece Of Focal Length 5cm What Is The Angular Magnification (a) 20 (b) 25 (c) 1/20 (d) 1/25

English
How to write a debate for the motion boys should not help in the kitchen

English
Construct an author cataogue card.

Physic
Show that the function y(x,t) = X^2 + V^2t^2 is a solution of the general wave equation.

Physics
Show that the function y(x,t) = X^2+V^2t^2 is a solution of the general wave equation.

Wave
A radio transmits at a frequency of 6 * 10^5Hz. If the speed of the signals is 3 * 10^8m/s, calculate the wavelength of th wave.

physics
A wheel starts from rest and rotates with constant angular acceleration and reaches an angular speed of 12.0 rad/s in 3.00 s. Find the angle (in radians) throuh which it rotates in this time.

science
History as a process and history as a study are interdependent. Explain

Physics
A spring streches by 3.90 cm when a 10g mass is hung from it. If a 25g mass attached to this spring oscillates in simple harmonic motion, calculate the period of the motion?

physics
An object undergoes simple harminic motion of amplitude A. Through what total distance does the object move during one complete cycle of its motion?

Physics
If a man weighs 900 N on the earth, what would he weigh on jupiter, where acceleration due to gravity is 25.9 m/s^2?

Physics
A 100 kg load is lowered by means of a cable with a downward acceleration of 5.0 m/s^2. What is the tension in the cable?

Physics
A block is given an initial velocity of 5.00 m/s up a frictionless 20degree incline. How far up the incline does the block slide before coming to rest?

Physics
A tugboat exacts a constant force of 5 000N on a ship moving at constant speed through a harbor. How much work does the tugboat do on the ship in a distance of 3.00 km?

Physics
A ship travels 100 km due north on the first day of a voyage, 60 km north-east on the second day, and 120 km due east on the third day. Find the resultant displacement.

maths
the ages of two children are 11 and 8 years. in how many years time will the product of their ages be 208

physics
A stone is whirled at the end of a rope 30cm long, makes 10 complete revolution in 2 seconds. Find (1) the angular velocity in radians per seconds. (2) the linear speed, (3) the distance covered in 5 seconds

physics
a body of mass 40kg walk to a step in 40. find the kinetic energy

Chemistry
light reaction

math
A small grill can hold two hamburgers at a time. If it takes 10 minutes to cook one side of a hamburger, and 5 minutes to cook the other side, then what is the shortest time needed to cook both sides of three hamburgers?

Trigonometry
sin^2x + cos^2x = 1 from the above,we make cos^2x the subject of the formula: cos^2x = 1- sin^2x......................(1) substituting the above into the left hand side of original equation: sin^2x - ( 1 - sin^2x ) expanding the bracket and noting that - times - equals + sin^...

Geometry
x=10; length of diagonal = 54. EG=2*DH ( the two diagonals are equal and they bisect each other at the point of intersection)

preparing for an elocution
I have an elocution theme "united we stand divided we fall" can any one help me for preparing this?

elocution
theme united we stand divided we fall