MATH 6005 - Transposition (Chp 5)

Question 1

The surface area of a sphere is 5 m2. Using A= 4πr2 what is the radius?

A) 1.25 m
B) 0.8 m
C) 0.792 m
D) 0.63 m
E) 0.396 m

Answer 1

D) 0.63 m

Question 2

In the equation 36 = 12 + (15t) - 6, t equals:

A) -2.2
B) 3
C) -2.8
D) 2
E) 1.7

Answer 2

D) 2

Question 3

If P=I2R and E=IR
A) E=PR−−√
B) P=EI
C) E=PR−−−√
D) P=ER
E) E=PI2

Answer 3

C) E=PR−−−√

Question 4

Solve the following equation for m, y = mt + c.

A) y – t – c
B) (y – c) / t
C) mt - y
D) y / (t + c)
E) ym - c

Answer 4

B) (y – c) / t

Question 5

If Q = mc(t2 - t1) what is the working equation for t1?

A) t2=Qmc−t2
B) t2=−t2+Qmc
C) t2=t2−Qmc
D) t2 =Qmc+ t2
E) t2 = −Qmc− t2

Answer 5

C) t2=t2−Qmc

Question 6

If y + 8 = 14, then y:

A) 6
B) 7
C) 5
D) 3
E) 4

Answer 6

A) 6

Question 7

If 13y + 12 = 7y + 36, then y:

A) 3
B) 5
C) 1
D) 2
E) 4

Answer 7

E) 4

Question 8

If A = ½ b x h, then h =:

A) 2 A / b
B) 2 A b
C) 2 b / A
D) ½ A / b
E) ½ A b

Answer 8

A) 2 A / b

Question 9

Solve s = ut + ½at2 for u.

A) 2 / (sat)
B) s - ½at2 - t
C) s + ½at
D) (s - (at2 / 2)) / t
E) √(s-(at/2))

Answer 9

D) (s - (at2 / 2)) / t

Question 10

If E = I x R, then R = :

A) E / I
B) E x I
C) I / E
D) (E / I)2
E) (E x I)2

Answer 10

A) E / I

Question 11

If 3y + 4 = 10, then y:

A) 4
B) 5
C) 3
D) 1
E) 2

Answer 11

E) 2

Question 12

If Velocity = acceleration x time:

A) Time = velocity x acceleration
B) Acceleration = time x velocity
C) Time = acceleration ÷ velocity
D) Acceleration = velocity ÷ time
E) Acceleration = time ÷ velocity

Answer 12

D) Acceleration = velocity ÷ time