A concave mirror can be used to produce a parallel beam of light if a lighted bulb is placed?
A. between its focus and the pole B. at its focus C. at its centre of curvature D. between its focus and centre of curvature Correct Answer: Option B B. at its focusA periodic pulse travels a distance of 20.0m in 1.00s. If its frequency is 2.0 x 10³Hz. Calculate the wavelength.
A. 1.0 x 10‾³m B. 1.0 x 10‾²m C. 2.0 x 10‾²m D. 1.0 x 10²m Correct Answer: Option B B. 1.0 x 10‾²mThe temperature at which the saturated vapour pressure of a liquid is equal to the external atmospheric pressure is known as its?
A. dew point B. boiling point C. lower fixed point D. Tripple point Correct Answer: Option B B. boiling pointThe mass of water vapour in a given volume of air is 0.05g at 20°C, while the mass of water vapour required to saturate it at the same temperature is 0.15g. Calculate the relative humidity of the air.
A. 3.33% B. 5.55% C. 33.33% D. 55.55% Correct Answer: Option C C. 33.33%Products
-
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Co-Ownership Structures and Land Acquisition Methods in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Rights in Community Land and Fundamental Land Concepts in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Customary Land Control and the Origins of Nigeria's Land Use Act
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Land Ownership Principles and Transaction Laws in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.