Search & Filtering
The correct answer to 2 ×107 × 8 ×10-12 in standard form is:
A) 1.6 x 10-4
B) 16 x 1019
C) 1.6 x 1019
D) 16 x 10-5
Planck’s constant is given in Wikipedia as 6.62606957x10-34 Js. How many significant figures is this?
A) 10
B) 9
C) 8
D) 7
Which of the following is the correct unit for momentum?
A) kg s-1
B) kg m s-1
C) kg m s-2
D) kg m-1 s-1
Which unit is not used to measure pressure?
A) pound-force per square inch (psi)
B) kilogram per metre cubed
C) millimetre of mercury
D) newton per square metre
Find each of the following percentile points
under the normal curve.
1. P76
2. P85
3. P39
4. P51
5. P88
Create a struct named Product where its fields are code, description, and price.
Using the following equations for force, work done, power, current and potential difference (or otherwise) give the following derived units in terms of base units. Show all of your working.
F=ma, W=Fd, P=ΔW/Δt', I=ΔQ/tΔ, V=W/Q
a. Joules
b. Watts
c. Volts
Given a 1D integer array of size n. Range of elements is natural numbers from 1 to n. One number is missing, and one occurs twice. Your task is to find these two numbers.
For example: Arr[9] : 5 6 4 3 2 1 3 7 9 Missing element: 8
Element that occurs twice: 3
Input a positive integer from the user and determine whether the number is a prime number or not.
Input a positive integer from the user and determine whether the number is a perfect number or not.
Note: A perfect number is a positive integer that is equal to the sum of its proper positive divisors, that is, the
sum of its positive divisors excluding the number itself.
