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6a.A rectangular airstrip measures 34.50 m by 230 m, with the width measured more accurately than the length. Find the area (in m2), taking into account significant figures.
What is the t value of the distribution with a= 1% and n=8 under the one tailed distribution
What is Quantity Theory of Money
8.a certain car is capable of accelerating at a rate of 0.57 m/s2. How long does it take for this car to go from a speed of 30 mi/h to a speed of 40 mi/h?
s
9.A certain aircraft has a liftoff speed of 129 km/h.(a) What minimum constant acceleration does the aircraft require if it is to be airborne after a takeoff run of 234 m?
m/s2
(b) How long does it take the aircraft to become airborne?
s
10.A car accelerates uniformly from rest to a speed of 30.0 mi/h in 11.0 s.
(a) Find the distance the car travels during this time.
m
(b) Find the constant acceleration of the car.
m/s2
Solid calcium oxide decomposes into elements
11. ball is thrown vertically upward with a speed of 30.0 m/s.(a) How high does it rise?
m
(b) How long does it take to reach its highest point?
s
(c) How long does the ball take to hit the ground after it reaches its highest point?
s
(d) What is its velocity when it returns to the level from which it started?
m/s
Given z1=2<45degrees, z2=3<120degrees, z3=4<180degrees. Determine the following:
a) (z1)^2+z2/z2+z3
b) z1/z2*z3
An electric lamp rated 200w,240v operates for a time interval of 5 minutes calculate
(a)resistance of the lamp
(b)current flowing through the lamp
(c)electrical energy of the lamp
#340153 on Dec 2023