Sunday

February 26, 2017
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

*February 15, 2017*

**English**

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

*June 4, 2016*

**English**

Construct an author cataogue card.

*January 27, 2016*

**Physic**

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

*January 4, 2016*

**Physics**

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

*January 4, 2016*

**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.

*December 29, 2015*

**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.

*September 3, 2015*

**science**

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

*September 3, 2015*

**DAMON, Please where are, please scrol down answer my question please**

please scrol down and answer my question

*August 8, 2015*

**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?

*August 7, 2015*

**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?

*August 7, 2015*

**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?

*August 7, 2015*

**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?

*August 7, 2015*

**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?

*August 6, 2015*

**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?

*August 6, 2015*

**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.

*August 6, 2015*

**maths**

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

*November 2, 2014*

**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

*September 12, 2014*

**physics**

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

*June 18, 2014*

**Chemistry**

light reaction

*June 18, 2014*

**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?

*September 23, 2013*

**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^...

*January 10, 2013*

**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)

*January 10, 2013*

**preparing for an elocution**

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

*November 28, 2012*

**elocution**

theme united we stand divided we fall

*November 27, 2012*

**Physics - grade 11**

The sum of the first 10 tem of an a p t is 15 the sum for tem3125 fien the a p

*February 24, 2012*

**french**

ton cahier est le_______{mieux,meilleur}which one should i use?

*February 9, 2011*

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