-
A particle moving along a circular path of radius 3.0cm describes an arc of length 2cm every second. Determine
I. Its angular velocity, W
II. Its periodic time, T
Date posted:
September 26, 2019
-
Outline four major ways the company network administrator can enforce good network practice on user of the company LAN.
Date posted:
September 26, 2019
-
The figure below shows a body being pulled by a constant force of 10N for a distance of 4m over wooden surface. The co-efficient of friction is 0.03
Find the
(i) Acceleration of the body
(ii) Velocity of the body after the 4 metres
(iii) Kinetic energy of the body after the 4 metres
Date posted:
September 26, 2019
-
The following trial balance relates to Nthoi’s enterprise as at 31st December 2011
DR CR
Shs. Shs.
Drawings 60,000
Land + buildings 700,000
Cash in bank 115,000
Stock 1.1.2011 18,000
Purchases and Sales 500,000 1,000,000
Debtors and Creditors 46,000 92,000
Salaries and wages 85,000
Carriage inwards 9,000
Carriage outwards 12,000
Motor vehicles 400,000
Capital 909,000
Water and lighting 36,000
Insurance 40,000
Returns 0,000 50,000
2,051,000 2,051,000
Stock on 31st December 2011 was valued at kshs. 25,000.
Required; prepare Nthoi’s Trading Profit and Loss Account for the year ended 31st December 2011.
Date posted:
September 26, 2019
-
State four factors that may positively affect the productivity of labour.
Date posted:
September 26, 2019
-
The figure below shows parts A and B of a glass tube.
(i) State the part of the tube in which the pressure will be lowest when air is blown through the tube to from A to B
(ii) Compare the velocity of air at A and at B
(iii) What is the relationship between the velocity of the air and its pressure at any point along the tube AB
Date posted:
September 26, 2019
-
a).In an experiment to estimate the diameter of an oil molecule, an oil drop of diameter 0.06cm spread over a circular patch whose diameter is 20cm. Determine
(i) The volume of the oil drop
(ii) The area of the patch covered by oil
(iii) The diameter of the oil molecule
(b) State any one assumption made in a (iii) above
Date posted:
September 26, 2019
-
The figure below shows the apparatus used to examine the pressure of a gas.
Taking density of mercury to be 13,600kg/m3 and standard atmospheric pressure 100,000N/m2. Calculate gas pressure
Date posted:
September 26, 2019
-
The figure below shows some forces acting on object.
On the figure below draw the resultant force acting on the object.
Date posted:
September 26, 2019
-
Outline four limitations of the circular flow of income.
Date posted:
September 26, 2019
-
A packer pen was accidentally dropped into a measuring cylinder containing water. The volume of water moved from initial level to form the level as shown below;-
If the mass of the packer pen is 0.012kg determine its density
Date posted:
September 26, 2019
-
The following entries were made in the two column cash of Dot-com traders. Explain each of the entries.
Date posted:
September 26, 2019
-
Explain the following terms as used in the word processing
a). indenting
b). Foot note
c). Endnote
Date posted:
September 26, 2019
-
An x-ray tube operating at a potential difference of 50KV has a tube current 20mA.Calculate.
i) The electric power input.
ii) The number of electrons hitting the target per second given that e = 1.6 x 10-19.
iii) The velocity of electrons when they hit the target.
Date posted:
September 26, 2019
-
Outline four ways in which horizontal communication may be used in a business organization.
Date posted:
September 26, 2019
-
Calculate the maximum velocity of electrons that would produce x-rays of frequency 8.0x108HZ if only 20% of kinetic energy is converted to x – rays.(Take planks constant = 6.63 x 10-34 JS and mass of electron = 9.1 x 10-31 kg).
Date posted:
September 26, 2019
-
List two uses of the graphite used in the T.V set.
Date posted:
September 26, 2019
-
A concave lens of focal length 15cm forms an image 8cm from the lens.Calculate the object position from the lens.
Date posted:
September 26, 2019
-
The diagram below shows a glass prism and incident ray striking the surface XY.
i) Indicate on the diagram the path of the emergent ray.
ii) Calculate the refractive index of the glass prism given that the critical angle of glass is 420
Date posted:
September 26, 2019
-
Recent data indicates that a large proportion of Kenya’s population comprises of the youth the ages of 10 to 20 years. State four benefits of this to the country.
Date posted:
September 26, 2019
-
An earthed metal P is placed directly above the plate of a charged electroscope as shown.
State and explain what is observed when:
i) P is slid slowly sideways.
ii) P remains fixed in its position but a slab of paraffin was is slid slowly between the plates.
Date posted:
September 26, 2019
-
Give a reason why it is not advisable to take shelter under a tree especially when it is raining.
Date posted:
September 26, 2019
-
Give a reason why a candle flame is blown away when a highly charged rod is brought close to it.
Date posted:
September 26, 2019
-
Highlight four reasons why all motor vehicles are required to have insurance cover.
Date posted:
September 26, 2019
-
Redraft the following balance sheet correcting any mistakes.
Date posted:
September 26, 2019
-
A material of resistivity 1x10-2 Ω m has a cross-section area of 2x10-2 mm2 and length 2m, determine its resistance.
Date posted:
September 26, 2019
-
The refractive index of turpentine is 1.47,What is the refractive index of the air with respect to turpentine.
Date posted:
September 26, 2019
-
Kiss FM broadcasts at a frequency of 100 HZ if the velocity of the radio waves is 3.0 x 108 m/s.Calculate the wavelength of radio waves.
Date posted:
September 26, 2019
-
On 1st June 2009, MULI ENTERPRISES had cash in hand sh. 87,000 and cash at bank
sh. 250,000.During the month, the following transactions took place.
June 2, Sales (cash) sh. 50,000
June 3, Paid salaries sh.101, 500 by cheque.
June 6, Received a cheque for sh. 76,800 from Mwelu after allowing her a cash discount of 4%.
June 12, Bought office furniture by cheque sh. 85,000
June 16, Settled Musau’s account of sh. 40,000 in cash, having deducted shs 800 cash discount.
June 18, Received a cheque for shs 150,000 in respect of cash sales.
June 21, Paid wages shs 24,000 in cash.
June 22, Withdrew shs 30,000 from bank for office use.
June 25, Withdrew shs 5000 cash for private use.
June 28, Received shs 16500 cash from Kasiva in settlement of her account less shs 660 cash discount.
June 30, Deposited all the money into bank except shs 25,000
Prepare a three column cash book and balance it off.
Date posted:
September 26, 2019
-
In the circuit diagram in figure below, the voltmeter reads 4 volts.
Determine the ammeter reading.
Date posted:
September 26, 2019