Correct Answer: C. 100/πHz

Correct Answer: A. I and II only

Correct Answer: C. 1.0

Correct Answer: A) The historical-cost principle

Explanation

Calculation of velocity of fired bullet

Time of flight T = \(\frac{2u sin \theta}{g}\)

25 = \(\frac{2u sin 30}{g}\)

u = 250ms\(^{-1}\)

Explanation

(a)(i) Letter of enquiry:

(i) Sent by the buyer to the seller to find out about the availability of goods their prices and the terms of payment.

(ii) It informs the seller of the goods required, the quantity, the time and the terms of delivery.

(ii) Invoice:

(i) It is document showing details of goods sold.

(ii) It serves as a receipt.

(iii) It is used to write up the purchases I sales journals.

(iii) Advice note:

(i) Sent to the buyer to inform him about the dispatch of the goods.

(ii) Informs the buyer of the quantity and type of goods, means of transport used and the expected date of arrival.

(iv) Credit note;

(i) Sent by the seller to correct an overcharge on an invoice.

(ii) Sent when the buyer has returned some faulty goods to the seller.

(iii) Sent when the seller has decided to give an allowance to the buyer.

(v) Statement of account:

(i) It enables the customer of a firm to have a thorough check of what he has purchased.

(ii) It also gives the customer an idea as to his financial standing at a given period.

(iii) The information in it is used by bank customer to prepare a bank reconciliation statement.

(vi) Debit note:

(i) Sent to the buyer when goods sold to him have been under-charged on an invoice.

(ii) It informs the buyer that his account has been debited.

(vii) Advantages of Automatic Vending:

(i) The sale is automatic, so it saves the cost of labour.

(ii) it operates/ opens for 24 hours: no time limit.

(iii) It is convenient to operate.

(b) Disadvantages of Automatic Vending:

(ii) Limited to a range of goods.

(ii) Subject to availability of goods.

(iii) Machines can be vandalized.

(iv) Machines can be faulty.

(v) It is expensive to operate/maintain.

Explanation

a(i) Day one - God created light, night and day.

(ii) Day two - God created firmament (heaven).

(iii) Day three - Dry land - earth and seas, vegetation and trees.

(iv) Day four - Sun, moon and stars for signs and seasons.

(v) Day five - Living creatures (aquatic), birds.

(vi) Day six - Land animals and Man.

(b)(i) Man was charged with the control of every other creature.

(ii) God blessed him to be fruitful and multiply and fill the earth.

(iii) He should have dominion over the fish and animals.

(iv) He was given authority to feed from the trees and plants.

(v) As God's image, man has soul and spirit.

(vi) As a free moral agent, man has the right to choose his actions.

(vii) He enjoys a relationship with God.

(viii) He knows what is good and bad.

(c) Implications of the sovereignty of God:

(i) Because God is Sovereign and the Creator of the universe, human beings should submit to Him.

(ii) God's sovereignty reveals man's limitation. He should never attempt to take His place.

(iii) As man recognizes God's severeignty over His creation, he will learn to care for His creation.

(iv) Since God is sovereign, no situation in man's experience is beyond His control.

(v) Creation is God's idea.

(vi) He has purpose for each of His creatures.

(vii) Man should not worship any other creature apart from God.

(viii) God is the source and sustainer of life.

(ix) God is God of order/orderliness.

Correct Answer: B. ½ , 2

Correct Answer: C. oligarchy

Correct Answer: C. the inside of both of them is blackened to absorb unwanted light