A cone of height $7$ cm. and base radius $3$ cm. is carved from a rectangular block of wood of dimensions $10 cm. \times 5 cm. \times 2$ cm. The percentage of wood wasted is
Reveal answer
Fill a bubble to check yourself
Keep practicing — related questions
- A Leyden jar has a radius of 20 cm the height of the tin foils is 10 cm and thickness of glass is 3 cm. If ...
- Which three are methods of the Object class? 1. notify(); 2. notifyAll(); 3. isInterrupted(); 4. synchroniz...
- Which among the following are glucogenic intermediates? 1. Pyruvate 2. α-ketoglutarate 3. Succinyl-CoA 4. F...
- Tony has a box of apples. How many apples are in the box, 1. if he gave the apples to 7 friends equally? Th...
- Which of the following bacteria are examples of free-living nitrogen fixers? 1. Rhizobium 2. Beijerinckia 3...
- Which of the following enzymes are examples of hydorlases? 1. Lactate dehydrogenase 2. Alanine deaminase 3....
- Which three are valid method signatures in an interface? 1. private int getArea(); 2. public float getVol(f...
- switch(x) { default: System.out.println(Hello); } Which two are acceptable types for x? 1. byte 2. long 3. ...