Gears and Wings
CBE/Chemistry
NSBE
COS Chronicles
ECE Essentials
100

A car accelerates uniformly from rest to 20 m/s in 4 seconds. What is its average acceleration?

5 m/s2

100

This process, often used in the production of insulin, involves inserting a gene from one organism into the DNA of another to produce a desired protein.

genetic engineering or recombinant DNA technology

100

Princeton University's NSBE Chapter is in which region

Region 1

100

The intro class for all computer scientist at Princeton

COS126

100

Infamous junior year lab based class for all ECE Majors

Car Lab

200

This law of thermodynamics states that energy cannot be created or destroyed, only transferred or converted.

First Law of Thermodynamics

200

How many moles of HCl are required to neutralize 1 mole of NaOH in the following reaction:   HCl+NaOH→NaCl+H2O

1 mole

200

The 50th Annual NSBE Convention was held where

Atlanta

200

Convert the 8-bit binary number 101101102 to its decimal equivalent

182

200

If the inputs to a 2-input AND gate are 1 and 0, what will be the output

0

300

A solid cylinder of mass 5 kg and radius 0.2 m is rotating with an angular velocity of 10 rad/s. What is its rotational kinetic energy?

0.5 J

300

A 2-liter container holds an ideal gas at 1 atmosphere of pressure and a temperature of 300 K. If the temperature is increased to 600 K while the volume stays the same, what is the new pressure?

2 atm

300

The Pre-Collegiate Initiative(PCI) Chair of Princeton's NSBE chapter for the 24-25 academic school year

Ephraim

300

A famous unsolved problem in computer science, this question asks whether every problem whose solution can be quickly verified can also be quickly solved.

P vs NP problem

300

You have a circuit with a 12 V battery and two resistors in series, one with 4 Ω and one with 8 Ω. What is the current flowing through the circuit?

1A

400

A projectile is launched at an angle of 45° with an initial speed of 20 m/s. What is the maximum height reached by the projectile?

10.2 m

400

In a distillation column, component A has a boiling point of 80°C, and component B has a boiling point of 120°C. If the mixture is heated to 100°C, which component will dominate the vapor phase?

component A

400

This university is where the National Society of Black Engineers was founded

Purdue University

400

Given an array of 1000 elements, what is the time complexity of a binary search algorithm in terms of Big O notation?

O(logN), where N is 100

400

A 100μF capacitor is charged through a 200Ω resistor. How long will it take for the capacitor to charge to 63% of its maximum voltage?

20ms or .02 seconds

500

This fundamental equation describes the relationship between lift, drag, air density, and velocity in aerodynamics.

 Bernoulli Equation or Lift Equation

500

How many moles of solute are present in 1 liter of a 0.5 M NaCl solution?

0.5moles

500

The year NSBE was founded

1975

500

If you have a sorted list of 8 elements, how many comparisons will it take to find an item using binary search in the worst case?

3 comparisons

500

A proton with a charge of 1.6×10-19 C is moving with a velocity of 2×106 m/s in a magnetic field of 0.5 T. The magnetic field is perpendicular to the velocity. Calculate the magnitude of the force exerted on the proton.

1.6×10-13 N

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