# Nikolaos Nikolaou

Physics , Wholesale auctions , Crypto Mining , Renewable Energy

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Solved

Power Outages Histogram

Create a function that takes power outage data as an input and creates a histogram of the number of outages as a function of Reg...

1 day ago

Solved

Calculate supply voltage and total current

Three resistors are connected in series and each has a resistance in ohms. Resistor R2 has a voltage drop of ΔV2volts Find the ...

2 days ago

Solved

Resistance in a circuit

Two resistors with values of 6.0 ohms and 12 ohms are connected in parallel. This combination is connected in series with a 4 o...

2 days ago

Solved

Voltage in a lamp

A lamp is measured to have a resistance of R ohms when it operates at a power of P Watts. What is the voltage (in volts) being a...

2 days ago

Solved

Resistance of a robot

What is the resistance of an industrial robot that draws P watts of power when connected to a power supply delivering V volts? R...

2 days ago

Solved

Basic Mathematics 8

A robot is extending its arm and attempting to reach a game piece that is X” away and Yg ” off the ground. The base of the arm i...

2 days ago

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Basic Mathematics 7

Three generous robotics team mentors would jointly like to donate $N toward extra supplies. The second mentor is donating twice ...

2 days ago

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Basic Mathematics 6

A High School is trying to build their robot to be able to reach the hanging object which is H inches from the ground. Their ro...

2 days ago

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Basic Mathematics 5

The total area of all four equal sections of the game field is N ft². Each section has a rectangle of dimensions X ft x Y ft re...

2 days ago

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Basic Mathematics 4

Team #1 is in first place but only one point higher than Team #2. The sum of their two scores is N. What are each team’s scores...

2 days ago

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Basic Mathematics 2

If a 4’ x 8’ sheet of ½” plywood weighs W lbs and you cut an L” x L” robot base from this material, approximately how much weigh...

2 days ago

Solved

Basic Mathematics 1

If a robot is traveling on a north heading at v1 inches per second and has the ability to only make N degree changes in directio...

2 days ago

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Linear Motion 5

A robot moving down an incline for 3 seconds undergoes a uniform acceleration of a ft/s2. If the robot has an initial velocity o...

2 days ago

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Coefficient of Kinetic friction

A robot exerts a F1 lb. force horizontally on a W lb. crate across a concrete floor at a constant speed. What is the coefficien...

2 days ago

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Find the force required to support a lever

Students are designing a robot that will lift a block to the equilibrium position for transport to the scoring area. They have d...

2 days ago

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Find the mass of a rod

Determine the mass (in grams) of a rod of length L cm if it is in equilibrium per the diagram. In the diagram L1, L2, L3 are di...

3 days ago

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Magnitude of Balancing Force

A box weighing W1 pounds is placed where its center of mass is located d1 ft from the fulcrum. A balancing force is placed at th...

3 days ago

Solved

Calculate load on arm 1

A robot is designed with a motor directly attached at the pivot point of the lifting arm. The L inch arm has a weight of W1 lbs...

3 days ago

Solved

Mechanical Advantage of a Gear Train

Calculate the mechanical advantage of a gear train. The mechanical advantage of a gear couple is given by MA = T_o/T_i where ...

3 days ago

Solved

Current through resistor

Three resistors (R2, R3, R4) are connected in parallel as shown in the figure. If this combination is connected in series with ...

3 days ago

Solved

Calculate Parallel Resistance

Three resistors connected in parallel have resistances R1, R 2, and R 3, respectively. Return the total resistance R total of ...

3 days ago

Solved

Resistance of a light bulb

The current through two identical light bulbs connected in series is C Amperes. The total voltage across both bulbs is V Volts....

3 days ago

Solved

Force and Motion 3

Two robots push on a large object in the same direction. One robot pushes with a force of F1 Newtons and the other with a force...

3 days ago

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Force and Motion 2

Two robots are pulling on an object in opposite directions. One robot pulls with a force of F1 Newtons and the other with a forc...

3 days ago

Solved

Generate Tribonacci Sequence

The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

3 days ago

Solved

Generate Pascal's Triangle Matrix

Pascal's triangle is an arrangement of numbers where each value is the sum of the values adjacent to it in the previous row: ...

3 days ago

Solved

A Binary Search

One way to locate a target value in a sorted array, is to use a binary search algorithm. Here, you test if the midpoint in the a...

3 days ago

Solved

Where the Four Corners Am I? (Vectorized)

NOTE: this problem is intended to build on problem #55960 ("Where the Four Corners Am I?"). You may wish to solve that problem f...

4 days ago

Solved

Where the Four Corners Am I?

The "Four Corners" region of the US is where Colorado, Utah, Arizona, and New Mexico all meet - the only place where four states...

4 days ago

Solved

Taylor Series

You can use a Taylor series to approximate common functions. The Taylor series for sin(x) is Using only the first several te...

4 days ago