Question 4441:

• NECO 2002

Which colour is deviated least when white light passes through a triangular prism?

A. Green
B. Indigo
C. Orange
D. Violet
E. Yellow

Question 4442:

• NECO 2002

An electric heater takes 4A when operated on a 250V supply. What is the cost of the electricity consumed at 10k per kWh when the heater is used for 5 hours?

A. 10k
B. 50k
C. N1.00
D. N5.00
E. N10.00

Question 4443:

• NECO 2002

An object 8cm in front of a plane mirror moves at a speed of 6cm s^-1 away from the mirror. What will be the distance separating the object and the image after 2s?

A. 8cm
B. 12cm
C. 20cm
D. 28cm
E. 40cm

Question 4444:

• NECO 2002

Which is a fundamental unit?

A. Ampere
B. Joule
C. Newton
D. Ohm
E. Watt

Question 4445:

• NECO 2002

The energy stored in a capacitor of capacitance 5 μF is 40J. What is the voltage applied across its terminals?

A. 4V
B. 8V
C. 16V
D. 200V
E. 4000V